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

By Nathan Eaton Jr | Dallas, Texas, USA

By Christopher Wray | Millard County, Utah (near center line of maximum annularity)

By Ricardo Lewy Soler | San Salvador, El Salvador

By Hassan Dadashi . arani | Hamadan province