Tag: Sorgenti calde
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Cascate del Mulino (Saturnia, Italia)
Saturnia (Dio Saturno / Travertino)
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Mud Volcano, Yellowstone NP (U.S.A.)
Mud Volcano (Fango / Broadwalk)
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Grand Prismatic – Yellowstone NP (U.S.A.)
Grand Prismatic Spring (Prisma ottico / Batteri termofili)
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Norris Geyser Basin (Yellowstone NP – USA)
Norris Geyser Basin (Yellowstone NP, U.S.A.) Faglia terrestre – Hot springs
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Mammoth Hot Springs (Yellowstone NP – USA)
Mammoth Hot Springs (Yellowstone NP – U.S.A.) Carbonato di calcio – Park rangers