By Makrem Larnaout | Kef Abad Tunisia

By Hassan Dadashi . arani | Lorestan province

By Greg Lewis | Death Valley, CA USA

By Cecille Kennedy | Depoe Bay, Oregon

By Judy Shull | Red Lion, Pennsylvania, USA

By Helio C. Vital | Rio de Janeiro, Brazil

By Deanna Conners | Allegany State Park, New York

By Brandi Mullins | Ferrum, Va

By Shreya Roy | Kolkata, India

By Mohammed Abdallah | Suez, Egypt

By Nina Gorenstein | West Lafayette, IN, USA

By Steve Price | The Last Chance Desert, Utah

By Paul C. Peh | Hilo, HI, USA

By Hassan Dadashi . arani | Lorestan province

By Anne Bench | Bristol ,Pennsylvania

By Lisa Ann Fanning | Monmouth County, NJ