Cliff and Colorado River from Toroweap, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20111.html River guides survey Hance Rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59428.html Ancient Nankoweap granaries above the Colorado River at night. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59370.html Redwall limestone and green waters, Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59237.html Bright Angel Suspension Bridge on the Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59455.html Steep limestone canyon walls reflected in Colorado River, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59335.html Cliff and Colorado River at Toroweap, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5496.html Rafts on beach below Nankoweap cliffs. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59348.html redwall limestone cliff dropping straight into Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59286.html Colorado River with chocolate-colored waters in fall. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20094.html Ancient Nankoweap granaries with windows lit and Colorado River at dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59365.html Oar raft on green waters below canyon walls, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59309.html River runners spotting Hance Rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59429.html Distant rafts on the Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59350.html Rafts and Redwall limestone canyon walls in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59293.html Cliffs above the Colorado River, Marble Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59371.html Rafts in tranquil waters below redwall, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59251.html Rafts dwarfed by cliffs above the Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59372.html River-level view of raft, shadows, and cliffs, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59299.html Rafts dwarfed by huge Redwall limestone canyon walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59292.html Colorado River at Nankoweap, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59359.html Colorado River and slope with vegetation in the spring, Marble Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59340.html Rafts in rapids, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59245.html Raft below cliffs in the shade, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59375.html Raft in Granite Gorge. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59451.html Rafts and Nankoweap cliffs. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59346.html Colorado River with raft. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8511.html Woman rows raft on calm section of Colorado River, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59341.html Raft dropping into rapids, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59249.html Unkar Rapids and Colorado River from above. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59415.html Beached rafts, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59252.html Rafts and rapids in Granite Gorge. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59433.html Close view of raft on calm Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59344.html Colorado River in Marble Canyon, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59261.html River-level view of redwall limestone canyon walls dropping straight into Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59297.html Cracks and Colorado River at Toroweap, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5494.html Oar-powered raft in whitewater rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59439.html Oar-powered rafts in calm section of Granite Gorge. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59434.html Oar-powered and motor-powered rafts at beach. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59436.html Marble Canyon of the Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59233.html Rafts and reflections on river, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59253.html Rafts on placid stretch of Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59282.html Paddling calm stretch of Colorado River beneath towering walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59307.html Oar raft in Marble Canyon, early morning. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59263.html Colorado River in autumn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20093.html Canyon walls, Colorado River, vegetation, and reflections. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59342.html Raft and Nankoweap cliffs. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59347.html Reflections on the meanders of the Colorado River, Nankoweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59357.html Raft below towering butte. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59381.html Paddling calm stretch of Colorado River between towering walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59306.html Late afternoon rafting in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59254.html Buttes and reflections in Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59378.html Raft dwarfed by huge Redwall limestone canyon walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59295.html Scrambling on rocks towards rafts at the month of Clear Creek canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59450.html Oar raft below sheet Redwall limestone canyon walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59311.html Ripples and reflections in Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59250.html On raft passing below redwall limestone cliff. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59287.html Raft riding rapids below Indian Dick. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59281.html Vertical cliff and Colorado River at Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5497.html Cliffs and Colorado River, Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5490.html Rafts before rapids, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59248.html Confluence of Tapeats Creek and Colorado River in autumn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20095.html River guide converses with passenger on raft, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59337.html Rafts on Colorado River below towering cliffs. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59280.html Colorado River from South Rim. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca0704.html Cliff and reflection, Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59239.html Raft next to Tapeats formation sandstone walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59376.html Colorado River bend at Unkar Rapids, dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59412.html Incoming wave, Colorado River whitewater rafting. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59285.html Raft convoy in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59246.html Colorado River and Cliffs at Toroweap, early morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5501.html Vegetation thicket on banks of Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59432.html Cliffs and vegetation reflected in Colorado River, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59373.html Rafts and towering steep cliffs in Marble Canyon, early morning. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59338.html Oar-powered raft hits wave in rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59438.html Ancient Nankoweap granaries and Colorado River,. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59355.html Oar-powered rafts and cliff reflections. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59424.html Motor-powered raft navigating Hance Rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59430.html Rafts against sheer redwall canyon wall. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59343.html Raft in whitewater on Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59283.html Rafts on meanders of the Colorado River at Nankoweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59351.html Colorado River meanders in most open part of Grand Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59405.html Narrow gorge of Colorado River at Toroweap, dusk. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5491.html Cliffs reflected in Colorado River rapids, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59374.html Rapids in Colorado river, morning. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8488.html Tapeats Creek joining Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20090.html Palissades of the Desert and Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59403.html Colorado River bend at Unkar Rapids, sunrise. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59414.html Raft entering Hance Rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59431.html Rafts moored near month of Clear Creek canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59449.html Oar-powered raft on tranquil section of the Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59423.html On raft below redwall limestone cliff dropping straight into Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59288.html Rocks at confluence of Tapeats Creek and Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8498.html Colorado River at dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca25237.html Colorado River at Nankoweap, afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59349.html Rafting calm stretch of Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59284.html Angular sandstone walls at Colorado River edge. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59242.html Oar-powered raft on calm stretch of the Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59422.html Rafters and towering steep cliffs in Marble Canyon, early morning. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59339.html Raft passing below Bright Angel Bridge as hikers looks on. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59453.html River-level view of Marble Canyon and Colorado River rapids. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59244.html Colorado River flowing through gorge at narrowest point. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca25239.html Colorado River bend below Palissades of the Desert. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59394.html Glassy river, rapids and boat below Redwall canyon walls. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59313.html Muddy waters of Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca25241.html Rafting whitewater rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59229.html Water-level view of rafts in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59235.html Colorado River flowing between steep cliffs in Marble Canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59303.html Raft in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59234.html Rafting on Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca8510.html Colorado River meandering through canyon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca25240.html Water splash in rapid on oar-powered raft. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59437.html Raft in rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59230.html Kaibab Suspension Bridge on the Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59452.html Colorado River rapids. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59324.html Raft entering Horn Creek Rapids. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59456.html Rafting in in Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59236.html Colorado River and Cliffs at Toroweap, late afternoon. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5489.html Colorado River at Tapeats Creek, dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20089.html Raft in blue Colorado River. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59379.html Colorado River and alcove in Redwall limestone. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59310.html Buttes and glassy reflections in Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59377.html Raft in Marble gorge. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59241.html Riding splashy rapids in raft. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59279.html Colorado River at the confluence with Tapeats Creek. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca25238.html Cracked rocks and Colorado River at Toroweap, sunset. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5493.html Rafts in colorful section of Grand Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59427.html Red rocks and reflections in Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59243.html Cracked rocks and Colorado River at Toroweap, dawn. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5495.html Redwall limestone reflected in green waters, Colorado River. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59238.html Star trails and narrow gorge of Colorado River at Toroweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca5492.html Cliffs reflected on the meanders of the Colorado River, Nankoweap. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca59358.html Rafts below Redwall limestone canyon walls, Marble Canyon. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59294.html Rafts moored opposite redwall limestone cliff. Grand Canyon National Park, Arizona http://www.terragalleria.com/mountain/mountain-image.grca59289.html Colorado River at Granite Gorge Narrows. Grand Canyon National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.grca20092.html