By Judy Boyle | Whitehall, Montana USA

By Mandy Daniels | Derbyshire, UK

By Hassan Dadashi Arani | Esfahan province. Iran

By Mike Vaughn | Barnwell State Park, SC

By Diane Rains | Hudson, WI, USA

By Elmarie van Rooyen | Smoky Lake

By Tom Cofer | Lakewood Ranch Florida

By Kevan Hubbard | Helensburgh ,Scotland

By Paul C. Peh | Hella, Iceland

By ahmed khater | Wādī al-Ḥītān, Faiyum Governorate, Egypt

By Hodge Albritton | About 55N 040W at FL390

By Hassan Dadashi Arani | Esfahan province. Iran

By Tameem Altameemi | United Arab Emirates

By Hassan Dadashi Arani | Esfahan province. Iran

By Kathryn Bagley | Coxsackie, New York, USA

By Randy Strauss | Walnut Creek Lake, Nebraska