By Chuck Houser | Mt. Laguna, San Diego County, California, USA

By Chuck Houser | Mt. Laguna, San Diego County, California, USA

By Peter Lowenstein | Mutare, Zimbabwe

By Ashley De La Rosa | Joshua Tree National Park

By Ike Rodriguez | Willsboro, NY - Lake Champlain

By Dianna Franco | Rio Rancho, NM

By Dennis Schoenfelder | Great Sand Dunes National Park

By Jose Lagos | Vaals, Netherlands

By Howard Cohen | Gainesville, FL, United States

By Jose Lagos | Vaals, Netherlands

By Jose Lagos | Vaals, Netherlands

By Beata Kielbowska | Solina,Ontario, Canada

By Martin Goodall | Fritham New Forest

By Beata Kielbowska | Solina,Ontario, Canada

By DEISUK KHONGNGAIN | Northeast India, Meghalaya, Shillong

By Donna Collins | Warrior, AL USA