By Maynor Mijangos | Peten, Guatemala

By Neeti Kumthekar | Bryce Canyon

By Steven Bellavia | Surry, VA

By Christy Lau | Claremont, California, United States

By Mark Brown | Bottomless Lakes State Park, New Mexico

By John Melson | Albuquerque, New Mexico USA

By Michael Flynn | Pine Mountain Club Kern County.California,USA

By Paul Bacon | Winnemucca, NV, USA

By Patricio Leon | Santiago, Chile

By Mario Rana | Hampton, Virginia

By Helio C. Vital | Araruna, Paraíba State, Northeastern Brazil

By Marilyn Grady | Green Valley Lake, California

By Susan Stevenson | Engineers Road, Julian, California

By Rosanne Juergens | White Rock, Los Alamos County, New Mexico

By Lisa Ann Fanning | Gateway - Sandy Hook, Highlands, NJ

By Nathan Eaton Jr | Dallas, Texas, USA