By Mario Rana | Hampton, Virginia

By Peter Lowenstein | Mutare, Zimbabwe

By Amr Abdulwahab | fayoum oasis, egypt

By Teresa Molinaro | Pisa, Toscana, Italy

By Barry Medlin | Hahira, GA

By Meiying Lee | Taoyuan, Taiwan

By Steve Griffiths | John Day Fossil Beds National Monument

By Rustine Neuberger | Jackson MS

By David Hoskin | Halifax, Nova Scotia, Canada

By Maged Yehia | Egypt

By Hassan Dadashi . arani | Esfahan . Iran

By Jake Arnold | Great Falls Park

By Jeremy Likness | Monroe, WA, USA

By Elmarie van Rooyen | Smoky Lake Alberta, Canada

By Shireen Gonzaga | Slaughter Beach, Delaware, USA

By Lisa Ann Fanning | Ocean City, NJ