By Hassan Dadashi . Arani | Najaf Ashraf. Iraq

By Hassan Dadashi . Arani | Najaf Ashraf. Iraq

By Randy Strauss | Prairie Queen Recreation Area, Nebraska

By jose palma | Mina São Domingos , Mertola , Portugal

By Harshwardhan Pathak | El Sauce, Chile

By Sudhir Sharma | Stormville, NY

By Ross Stone | Bishop, CA, USA

By Hassan Dadashi . Arani | Iraq

By Randy Strauss | Prairie Queen Recreation Area, Nebraska

By Lisa Ann Fanning | Highlands, NJ

By Patricio Leon | Santiago, Chile

By Steve Rusnak | Stuart FL

By Sudhir Sharma | Stormville, NY

By Hassan Dadashi . Arani | Karbala. Iraq

By GUILLERMO SANTAMARIA CABALLERO | Madrid, Spain

By Judy Boyle | Whitehall, Montana