Tree Tunnel, Sena de Luna, Spain

Key West, Florida

Mesa Arch, Canyonlands National Park

Azure-Window, Gozo, Malta

Old Faithful, Yellowstone National Park

Durdle Door, Dorset, England

Wizard Island at Crater Lake, Oregon

Cave pool, Santorini, Greece

Winter in Shirakawa-go, Japan

Cliff side Channel, Grass Valley, CA

Bancroft, Ontario

Caddo Lake, Texas

Semuc Champey, Guatemala