1179-322 - Geological Devil's Bridge, a natural arch carved by the sea from soft and hard limestone ledges of the Antigua formation, Antigua, Leeward Islands, West Indies, Caribbean, Central America
764-4924 - Pink clouds at dawn over sandstone formations covered with a dusting of snow, Zion National Park, Utah, United States of America, North America
764-4936 - Juniper and sandstone cones under the stars, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4947 - Red and yellow sandstone wave channel, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4939 - Orange clouds at sunset over sandstone cones, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4940 - Tree on sandstone silhouetted at sunset with purple clouds, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4941 - Sandstone formations at sunrise, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4931 - Tan sandstone at first light, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4946 - Sandstone wave and cones under clouds, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4933 - Sandstone formations under clouds, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
764-4948 - Sandstone brain rock and red and white swirls at dawn, White Pocket, Vermilion Cliffs National Monument, Arizona, United States of America, North America
83-12896 - The North West volcanic chain, distant on left Momotombo, centre Rota and Las Pilas complex, on right Momotombito and Santa Clara, Leon, Nicaragua, Central America
83-12902 - Summit of active Volcan San Cristobal, 1745m, in the North West volcano chain, the country's highest volcano, Chinandega, Nicaragua, Central America
83-12897 - Glowing active volcanic crater of Volcan Telica at night with star trails and shooting star (meteor) on right, Leon, Nicaragua, Central America
83-12900 - Smoking 700m wide crater of Volcan Telica in the North West volcano chain, one of the country's most active volcanoes, Leon, Nicaragua, Central America
83-12890 - Fields north of Leon and Volcan Telica, one of the country's most active volcanoes, in the North West volcanic chain, Leon, Nicaragua, Central America
83-12891 - Fields north of Leon and Volcan Telica, one of the country's most active volcanoes, in the North West volcanic chain, Leon, Nicaragua, Central America
83-12901 - Summit of 1745m active Volcan San Cristobal on left, the country's highest volcano, and Volcan Casita on the right, Chinandega, Nicaragua, Central America
83-12898 - Glowing active 700m wide volcanic crater of Volcan Telica with lava vents far below, in the North West volcanic chain, Leon, Nicaragua, Central America
83-12899 - Glowing active volcanic crater of Volcan Telica on a starry night, with the Milky Way, Orion and the Pleiades, Leon, Nicaragua, Central America
1176-50 - Basalt columns next to Fingal's Cave on the Isle of Staffa, with Mull in the background, Inner Hebrides, Scotland, United Kingdom, Europe
816-7838 - Multicoloured strata hill in the Painted Hills unit in the John Day Fossil Beds National Monument, Oregon, United States of America, North America
816-7850 - The colourful hills of the Painted Hills unit in the John Day Fossil Beds National Monument, Oregon, United States of America, North America
816-7847 - Mighty John Day River flowing through the Sheep Rock unit in the John Day Fossil Beds National Monument, Oregon, United States of America, North America
816-7842 - Multicoloured strata in the Painted Hills unit in the John Day Fossil Beds National Monument, Oregon, United States of America, North America