By Helio Vital | Saquarema, Rio de Janeiro, Brazil

By Kristopher Schoenleber | Ocean Grove, New Jersey, USA

By Montika Allen-Atkinson | 785-375-4330

By Si Cunneen | Cape St Francis. Eastern Cape. South Africa (rising over Shark Point)

By Kannan A | Woodlands, Singapore

By Kannan A | Woodlands, Singapore

By Slawomir Wycech | Ottawa, ON, Canada

By Raul Cortes | Monterrey, Mexico

By Nancy Ricigliano | New York

By Raul Cortes | Monterrey, Mexico.

By Sally Peyou | Anacortes, Washington

By Raul Cortes | Monterrey, Mexico.

By Raul Cortes | Monterrey, Mexico.

By Kristen Farrar | Mesa, AZ, USA

By Hassan Dadashi.arani | Esfahan.iran

By GREG REDFERN | Fort Monroe, Virginia