usaz44943 Pine trees, hardened lava. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44943.html usaz44937 Grasses and dark cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44937.html usaz44941 Volcanic landscape with cinder domes. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44941.html usaz44939 Cinder-covered slopes. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44939.html usaz44944 Volcanic hills covered with black lava and cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44944.html usaz44929 Pines on cinder slopes of crater at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44929.html usaz44932 Cinder and forest. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44932.html usaz44935 Sagebrush and pumice. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44935.html usaz44940 Cinder cone detail. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44940.html usaz44953 Kana-a lava flow, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44953.html usaz44931 Cinder and Sunset Crater at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44931.html usaz44936 Grasses and black cinder. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44936.html usaz44945 Pine trees growing on lava fields. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44945.html usaz44938 Lava fields and snow-capped San Francisco Peaks. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44938.html usaz44952 Hardened lava and pine trees, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44952.html usaz44930 Pines trees and shrubs on cinder slope at sunrise. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44930.html usaz44933 Pine trees on slopes of crater. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44933.html usaz44942 Steam rising from cinder landscape. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44942.html usaz44950 Volcanic hillside. Wupatki National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/wupatki-national-monument/picture.usaz44950.html usaz44934 Sparse vegetation on cinder slope. Sunset Crater Volcano National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/sunset-crater-volcano-national-monument/picture.usaz44934.html usaz44954 Cinder and pine trees, Coconino National Forest. Arizona, USA http://www.terragalleria.com/america/arizona/around-flagstaff/picture.usaz44954.html