Even off the coast of New England, nothing short of hypothermia can keep an avid surfer out of the waves. Luckily there’s the Surf Sauna. Custom made to order in Portsmouth, New Hampshire, this trailer-pulled portable sauna will keep brave winter surfers warm and toasty in between hardcore surf sessions. If you’re not looking to own one, Surf Saunas are also available to rent. – $18,000
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