Hill fortress of Sigiriya, Sri Lanka

Onondaga Cave, Missouri

El Charco del Ingenio - San Miguel de Allende, Mexico

Canaima National Park, Angel Falls

Gifford Pinchot National Forest, Washington

Mammoth Hot Springs, Yellowstone National Park

Hanmer Springs Night Sky, New Zealand

Lake Baikal, Russia

Bear Rocks Preserve, West Virginia, USA

Arizona's Antelope Canyon

Mount Hood, Oregon at Twilight in Autumn

El sótano de las golondrinas, San Luis Potosí, México

Platte River, Eastern Nebraska