Crater Lake, Oregon, U.S.

São Miguel, Azores, Portugal

Mountains reflected in the Snake River in Grand Teton National Park, Wyoming

Platte River, Eastern Nebraska

Iliamna Volcano, Alaska. Photo by Michael Melford

Similan Islands of Thailand

Lake Natron

Hanging Lake, Glenwood Canyon, Colorado

Kauai, HI Waterfalls

China

Bryce Canyon National Park

Glen Canyon, Utah

Porticcio, Corsica