By C. Gentile | Florham Park, NJ USA

By Chris Voets | Clitheroe, UK

By Peter Lowenstein | Mutare, Zimbabwe

By Hassan Dadashi . Arani | Esfahan. Iran

By Cecille Kennedy | Agate Beach, Oregon

By Brandi Mullins | Ferrum, Va

By Kamala Venkatesh | Anza Borrego Desert State Park, Borrego Springs, California, USA

By elizabeth parker | tucson, Arizona, USA

By Steve Price | Draper, Utah USA

By Michael Flynn | Pine Mountain Club

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

By C. Gentile | Florham Park, NJ USA

By Nancy Reeves | Emerson GA USA

By Patricio Leon | Santiago, Chile

By Bill Pacholka | Regina, Sk, Canada

By Barry Medlin | Moody AFB, GA