By Frank Lu | Arlington, Texas, USA

By Robert Strickler | Spartanburg, SC, USA

By Caroline Haldeman | Flagstaff, AZ, USA

By Mario Rana | Hampton, Virginia

By JOSE PALMA | Ourique-Portugal

By Mohammed Abdallah | Suez, Egypt

By Cynthia Trosin | Chesterfield Township MI USA

By Asha Prasad | Minnesota, USA

By juan manuel pérez rayego | Montánchez, Spain

By Ernest Jacobs | North Java, NY, USA

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

By Mandy Daniels | Derbyshire, UK

By Cecille Kennedy | Depoe Bay, Oregon

By Roberto Ortu | Cabras, Sardinia, Italy

By Victor Rogus | Sedona, Arizona, USA

By Barbara Jacobs | Corner of Anvil View Ave. and East 19th St. Rifle, Colorado