By Stephen Montag | Livingston, N.J.

By Nina Gorenstein | West Lafayette, IN, USA

By Tina Clothier | Kilauea Caldera, Hawaii Volcanoes National Park

By Nina Gorenstein | West Lafayette, IN, USA

By Ivonne Scaglione | Westchester,NY

By Debbra Mungo | Florence Az USA

By Raul Cortes | Monterrey, Mexico.

By Stephen James O'Meara | Maun, Botswana

By Ray Tolomeo | Bristow, Virginia

By Faisal Mohammad | Jeddah- Saudi Arabia

By Raja Moorthy | Singapore

By Sheryl R Garrison | Southern Alberta, Canada

By Patricio Leon | Santiago, Chile

By Patricio Leon | Santiago, Chile

By Tom Jones | Trail Ridge Road, ~11,500 ft, Rocky Mountain Nation Park, Colorado

By David Hoskin | Halifax, Nova Scotia, Canada