By Douglas Ruby | Manhattan taken from Estuary in Weehawken, NJ

By Mohamed Mohamed | Libya,Tripoli

By Chuck Reinhart | Vincennes, Indiana

By Ragini Chaturvedi | Freehold, NJ

By Kannan A | Woodlands, Singapore

By Kannan A | Woodlands, Singapore

By Cristina Dachnowska | Točnik, Czech Republic

By Dr Ski | Valencia Observatory Garden

By Kannan A | Woodlands, Singapore

By Kannan A | Woodlands, Singapore

By Kannan A | Woodlands, Singapore

By Brian Cross | Fleckney

By Raul Cortes | Monterrey, Mexico.

By Raul Cortes | Monterrey, Mexico.

By Dr Ski | Valencia Observatory, Central Philippines

By Hassan Dadashi.arani | Esfahan.iran