Cougar Mountain, Washington

Port in Cefalu, Sicily, Italy

Clear Creek Metro Park, Ohio

Sunset over the misty Twelve Apostles, Australia

Natural terrace pool, Pamukkale, Turkey.

Volterra, Italy

Bugaboo Glacier Park, British Columbia

Crystal Lakes, WA

Ha Long Bay “descending dragon bay,” Vietnam

Arch near Saint George, Utah

Unknown Location

Natural limestone structures at Nambung National Park, Western Australia

Stormy dawn on the Kalapana lava flows, HI.