By Kevan Hubbard | Ravenscar, North Yorkshire Moors National Park, England

By Muafak Bisher | Ramat Hagolan

By SAMIT SAHA | Pathshala, Assam

By elizabeth parker | tucson,az,USA

By Jim Grant | San Diego , Ca USA

By Hassan Dadashi . arani | Lorestan province

By Brandi Mullins | Martinsville, Va

By Cristina Ortiz | Guadix, Granada, Spain

By Benjamin Haynes | Rockford IL USA

By Teresa Molinaro | Akragas, Sicily, Italy

By Cecille Kennedy | Salal Hill Trail, Oregon

By Soumyadeep Mukherjee | Kolkata, India

By Mario Rana | Hampton, Virginia

By Michael Flynn | Pine Mountain Club,S/W Kern,County,California USA

By Eliot Herman | Siding Springs Australia and Desert Observatory Utah

By Steve Price | Five Mile Pass, Eagle Mountain, Pony Express Trail, Utah