By David Hawkes | Sheffield, UK

By Kevan Hubbard | Lealholm,Yorkshire,England

By Hassan Dadashi Arani | Esfahan province. Iran

By EGIDIO VERGANI | Milano Italia

By Hassan Dadashi Arani | Esfahan province. Iran

By Cecille Kennedy | Oregon Coast, Oregon

By Tracy S | Beaver county, PA

By Steven Bellavia | Cherry Springs State Park, PA

By Fern Zalin | Santa Clarita, California

By Jelieta Walinski Ph.D | Desert bloom Observatory, AZ, USA

By Mario Rana | Hampton, Virginia

By Patricio Leon | Santiago, Chile

By Bob Kelly | Rye, NY, USA

By Lorraine Boyd | Half Moon, New York

By Hassan Dadashi Arani | Esfahan province. Iran

By Teresa Molinaro | Sicilian countryside, Palermo, South Italy