By John Ashley | Sonoita, Arizona, USA

By John Melson | Palomar Mountain (San Diego, California)

By John Ashley | Green Valley, Arizona, USA

By John Dvorak | Puna District, Island of Hawaii

By John Foulks | Lake Erie, Oak Harbor, Ohio.

By John Straus | Ridgway, CO

By John Van Allen | Punta Balandra, Republica Dominicana

By John Winkopp | Cocoa Beach, FL

By John Ashley | Tumacacori, Arizona, USA

By John VanAllen | Santo Domingo Dominican Republic

By johnny childers | Eugene, OR, USA

By John Paul Pile | San Rafael, Bulacan, Philippines

By John Solvie | Lake Mead (Southern Nevada)

By John Van Allen | Santo Domingo, Dominican Republic

By John Scarrott | Jersey, Channel Islands

By John Scarrott | Jersey, Channel Islands