An optical illusion in Cueva de los Verdes lava tube, Lanzarote Island, Spain
Tag «volcano»
Cotopaxi Volcano at sunrise, Cotopaxi National Park, Cotopaxi Province, Ecuador
Sunset at the Grand Prismatic Hot Spring in Yellowstone's Midway Geyser Basin, Wyoming, USA
Mountains Beerwah and Coonowrin in Glass House Mountains region, Queensland, Australia
Volcano Concepción on Ometepe island in Lake Nicaragua covered by lenticular cloud at sunset
