By Charlie Winstead | Vancouver, BC

By Dr Ski | Valencia, Philippines

By James Figge | Delmar, NY, US

By Dr Ski | Valencia, Philippines

By Dr Ski | Valencia, Philippines

By Krishnan Subramanian | Near Alibagh, Maharashtra, India

By Abhijit Patil | Old Orchard Pier, Maine

By David Proebstel | Kitchen-Dick Road, Clallam County, Washington

By Steve Brown | Bilsdale, North Yorkshire, UK

By Michael Holland Sr. | Lakeland, Florida

By Radu Anghel | Bacau, Romania

By Waseem Albirakadar | Damascus

By Nicholas Holshouser | Devil's Courthouse, Blue Ridge Parkway, Milepost 422. Near Brevard, NC

By Dr Ski | Valencia, Philippines

By Idriss Dhoparee | Chemin Grenier, Mauritius

By Jessica Marshall | Birmingham, England