By Hassan Dadashi . Arani | Ilam province. Iran

By Steve Price | Emery, Utah, USA

By Cecille Kennedy | Corvallis, Oregon

By Andy Dungan | Near Cotopaxi, CO USA

By Samantha Anderson | Bulgaria

By Joshua Rhoades | Wolf Lake, IL

By Randy Strauss | State park in eastern Nebraska

By Randy Strauss | Papillion, Nebraska USA

By Patricio Leon | Santiago, Chile

By C. Gentile | Florham Park, NJ USA

By Eliot Herman | Siding Springs Australia

By Fred Holman | Contoocook, New Hampshire

By Mario Rana | Hampton, Virginia

By Steve Wilson | Salina, Kansas USA

By Mandy Daniels | Derbyshire, UK

By Lorraine Boyd | Delmar, New York