20150905yaoquan volcanic spring wudalianchi五大连池药泉

Las Cañadas Caldera

Minas de San José

Ermita de las Nieves

Kerid Crator Lake, Iceland

Rauðhóll (Snæfellsnes) Crater

Paulina Peak (7984'/2434m) summit (gigapixel)

Inside Krafla caldera

Lake in the valley of the volcano Vachkazhtsy

INDONESIA - East Java - Kelud Volcano

Lava flow of the Etna Volcano - Nov/Dec 2006

Canary Islands Lanzarote Tahiche Ash Removal In Volcano Crater

Viepoint at nearly 5000m altitude on a high plain in the Andes mountains of Peru overlooking the surrounding area with lots of volcanos.

Landscape at 5000m altitude overlooking the volcanic landscape of Peru.

Panoramic View of Mount Vesuvius Crater, Metropolitan City of Naples, Italy

Rano Raraku (External Slope 10 of 13)

Rano Raraku (External Slope 12 of 13)

Mount Ngauruhoe Summit

Fourmile Hill Tree Molds (interior)

Large Theatre (Teatro Grande), Pompeii

Mayfield Ice Cave (interior)[1]

Hambone Ranch (interior)[2]

Mayfield Ice Cave (interior)[2]

Subway Cave [3]