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The remnants of an ancient volcano release sulfuric steam into the air in this eerie world of fumaroles and bubbling mud pots, where a mine and spa once stood.

The remnants of an ancient volcano release sulfuric steam into the air in this eerie world of fumaroles and bubbling mud pots, where a mine and spa once stood.

The remnants of an ancient volcano release sulfuric steam into the air in this eerie world of fumaroles and bubbling mud pots, where a mine and spa once stood.

The remnants of an ancient volcano release sulfuric steam into the air in this eerie world of fumaroles and bubbling mud pots, where a mine and spa once stood.