Cuicocha caldera and crater lake at the foot of Cotacachi Volcano, Andes, Ecuador
Top view of Islet of Vila Franca do Campo near San Miguel island, Azores, Portugal
Lake Mashū in winter, Akan National Park, Hokkaidō island, Japan
Kelimutu volcano crater lakes and caldera, Flores Island, Indonesia
Sunset over Crater Lake National Park, Oregon, USA
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