By Andrea Boyle | Medford, Oregon

By Ravi Kailayanathan | Joshua national park

By Peter Greig | Dunstonburgh Castle, Northumberland.

By Andrea Boyle | Medford, Oregon

By Paolo Bardelli | Vegonno (Varese), Italy

By Gavin McGhie | Aldinga Beach, South Australia, Australia

By Ross Stone | Big Pine, California, USA

By JOSE PALMA | Parque Natural da Arrabida ,Setubal,Portugal

By Hassan Dadashi . Arani | Esfahan. Iran

By Kat Dunn | Perth, WA, Australia

By Chris Last | Cornwall UK

By Greg Skyles | Margaret River, Western Australia, AU

By Kathryn Kennedy | Bellevue, Washington, United States

By Hassan Dadashi . Arani | Esfahan. Iran

By Joel Weatherly | Edmonton, Alberta, Canada

By Eliot Herman | Tucson AZ