By Chuck Reinhart | Vincennes, Indiana

By Dennis Tilton | Yellowstone National Park, Grand Prismatic Spring

By Sudhir Sharma | Stormville, NY

By Pascal Geisen | North Sea, off Flamborough Head, United Kingdom

By Cecille Kennedy | Winston, Oregon

By Kris Hazelbaker | Grangeville, Idaho, USA

By Hassan Dadashi . Arani | Esfahan. Iran

By Tony Everhardt | Ottawa National Wildlife Refuge. Ottawa County, Ohio

By Patricio Leon | Santiago,Chile

By C. Gentile | Florham Park, NJ USA

By John Ashley | Arivaca, Arizona USA

By Hassan Dadashi . Arani | Esfahan. Iran

By Jeremy White | Fort Collins, CO

By Steve Price | Fremont Junction, The Last Chance Desert, Utah

By Atharva Maurya | Bhadohi, Uttar Pradesh, India

By Tom Jones | Irondequoit Bay Outlet, NY State