Marble Caves. Lake Bueno Aires, Chile

Cliff side Channel, Grass Valley, CA

ShiFeng Falls, Taiwan

Iliamna Volcano, Alaska. Photo by Michael Melford

Panther Beach, California

Inspiration Point @ Bryce Canyon

Harmony Farm, Tipp City, Ohio

Mountain in Gates of the Arctic National Park, Alaska

Lagos, Portugal

Lake Matheson, New Zealand

Fort Bourtange fort in, Bourtange, Groningen, Netherlands

Crater Lake, Oregon

Unknown Location