By Steve Buck | St. Peter, WI, US

By Aparna Ziradkar | September

By Aparna Ziradkar | First photo

By Deirdre Horan | Dublin, Ireland

By Mohamed Mohamed | Libya,Tripoli

By George Bokovos | Halkidiki, Greece

By Glenn Hughson | Lawrence, Kansas

By Mohamed Mohamed | Libya,Tripoli

By Darrell Eaton | North Fort Myers, FL, USA

By Manish Mamtani | Jaffrey, New Hampshire

By Ann Marie Mellas | over Atlantic ocean between N46W040 and N50W020

By Roger Foust | Moose Jaw, Saskatchewan Canada

By Richard Hines | Lexington, SC

By Nicholas Holshouser | Blue Ridge Parkway Milepost 430

By Irwin Seidman | Owen Sound, Ontario, Canada

By Kannan A | Woodlands, Singapore