Devetashka Cave, Bulgaria

Stradbroke Island, Queensland

Lake Jasna, Kranjska Gora, Slovenia

Erta Ale Range, Ethiopia

Burano, Italy

Arenal, Costa Rica

Plitvice Lakes National Park, Croatia

Letchworth State Park; Castile, NY, USA

The Twelve Apostles, Victoria, Australia

Ruins of Whitby Abbey Monastery. North Yorkshire, England

Matterhorn Mountain, Switzerland

Saar River, Germany

Beach in South Australia