82. Puglia, Italy. Hot thermal springs gushing from four caves (Gatulla, Solfurea, Fetida, and Solfatara), along 500 meters of coastline is one of the fascinating natural wonders in this famed travel destination.
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82. Puglia, Italy. Hot thermal springs gushing from four caves (Gatulla, Solfurea, Fetida, and Solfatara), along 500 meters of coastline is one of the fascinating natural wonders in this famed travel destination.