El Salvador
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NASA
Ahuachapán and Its Restive Neighbors
Volcanic activity takes on many forms in western El Salvador. The land near the city of Ahuachapán is pockmarked with craters and covered with recent lava flows. Meanwhile, a geothermal field feeds geysers, heats mineral pools, and powers a long-operating energy plant. The area is part of a volcanic landscape that stretches more than 1,000 kilometers (600 miles) along the Pacific coast from…
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NASA
Lake Coatepeque
Just inland from the Pacific coast of El Salvador, the striking blue waters of Lake Coatepeque fill part of a caldera of the same name. An astronaut aboard the International Space Station took this photo of the lake and surrounding terrain on February 10, 2026, as the station passed over Central America. The caldera formed during a series of explosive…
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