By Kevan Hubbard | Seaton Carew

By Mario Rana | Hampton, Virginia

By Tom Tan | Melbourne, Australia

By Cecille Kennedy | Depoe Bay, Oregon

By Timothy Milligan | Sarasota, FL, USA

By Steven Bellavia | Smithfield, Va

By JOSE MARIA ARBOLEDA | Popayán, Cauca, Colombia

By Peter Lowenstein | Mutare, Zimbabwe

By Teresa Molinaro | Bagheria, Sicily, Southern Italy

By Chuck Reinhart | Vincennes Indiana

By Ben Orlove | Huaraz, Ancash, Peru

By Victoria Bryhan | Darlingtonia State Natural Site

By Mario Rana | Hampton, Virginia

By Alessandro Casprini | Lasco di Picio, Monte Romano (VT), Italy – GRAG site

By John Pickering | Christchurch, New Zealand

By Julie Martin | Seneca, SC