By Eric Thurber | Boise, ID, USA

By Steven Wu | Amboy Crater National Natural Landmark, California, USA

By Lorraine Boyd | Fort Edward, New York

By Andres Eloy Martinez Rojas | Jojutla, Morelos, Mexico

By Fabrizio Pinto | Urla Iskele (Izmir), Türkiye

By Christian Benoit | Moncton New Brunswick Canada

By Steven Bellavia | Oliverea/Big Indian, NY and Mattituck, NY

By Mohammed Abdallah | Egypt, Valley of Whales, Fayoum

By Michael Sell | Milwaukee, Wisconsin

By Gregory Dupont | Colorado Springs, Colorado, USA

By Joseph Kwong | Amboy Crater. Mojave Desert, California, USA

By Kelsey Parker | Shubie, nova scotia canada

By Jeremy Likness | Monroe, WA, USA

By Hassan Dadashi . arani | Esfahan . Iran

By Larry Kieffer | Hickory, NC, USA

By Meiying Lee | Mount Hehuan, Nantou, Taiwan