Tundra in autumn in Denali National Park, Alaska

Old Man's Cave - Hocking Hills, Ohio

Just one of the many islands in the Maldives

Athirappilly Water Falls, Kerala

Rupanco Lake, Chile,

Isla Mujeres, Mexico

Nelson, New Zealand

Iguazu Falls, Argentina and Brazil

Kananaskis Country AB, Can

Lake Retba, Senegal

White Pocket, Arizona

Relaxing night on the Yucatan Peninsula, Mexico

Stradbroke Island, Queensland