This is one of my favorite engineering projects (I wasn't part of it). A kind of reverse heat pump system using water from a hot spring and a cold river powers the resort and heats it.
Source: Anecdotal_Yak
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This is one of my favorite engineering projects (I wasn't part of it). A kind of reverse heat pump system using water from a hot spring and a cold river powers the resort and heats it.
Source: Anecdotal_Yak