By Hassan Dadashi . Arani | Esfahan province. Iran

By Patricio Leon | Santiago, Chile

By C. Gentile | Florham Park, NJ USA

By Mario Rana | Hampton, Virginia

By Cecille Kennedy | Lincoln City, Oregon

By Paolo Bardelli | Sumirago (Varese, Italy)

By Adeel Shafiq | Taqwa Space Observatory, Bela, Balochistan, Pakistan

By Kevan Hubbard | Teesmouth Nature Reserve, Co Durham,England

By Hassan Dadashi . Arani | Esfahan province. Iran

By ROBERTO BURKLE | Playa del Carmen, Q.Roo, México

By Bill Bettermann | Yaki Point, Grand Canyon National Park

By Raul Cortes | Monterrey, Mexico.

By Eliot Herman | Tucson AZ

By Stephen Bloodsworth | Silver Spring, Maryland USA

By Hassan Dadashi . Arani | Esfahan. Iran

By Petr Horálek | Soneva Fushi, Maldives