By Jim Militello | Tucson, Arizona USA

By Hassan Dadashi . Arani | Esfahan province. Iran

By Meiying Lee | Taipei, Taiwan

By Hassan Dadashi . Arani | Esfahan. Iran

By Hassan Dadashi . Arani | Esfahan. Iran

By Crystal Kolb | Cumberland, MD US near Bedford, PA

By Klaus Brasch | Flagstaff, Arizona

By Jelieta Walinski Ph.D | St. David, Arizona, USA

By Randy Strauss | Schwer pond, Nebraska

By Muhammad Alaa | Egypt, Assiut, Sanabo

By Jeremy Likness | Newport, Oregon, USA

By Michael Flynn | Pine Mountain Club,California,USA

By Steven Bellavia | Cherry Springs State Park, PA

By Mario Rana | Hampton, Virginia

By Nathan Eaton Jr | Union Bay, BC

By Fred Holman | Contoocook, New Hampshire. USA