Orchid Island, Taiwan

Dean's Blue Hole, Long Island, Bahamas.

Stunning Chinese Landscape, Ban Gioc – Detian Falls

Marble Caves in Chile

Kabardino-Balkaria Alpine Reserve, Russia

Saar River, Germany

Crooked Forest; West Pomerania, Poland

Painted Hills, Oregon

Devetashka Cave, Bulgaria

The Swiss Alps near Grindelwald

Cirque de Gavarnie, Pyrenees

Red Sunset and Flowers; location unknown

Richat Structure (Eye of the Sahara)