People have most likely been submerging themselves in hot water since, well, before they were people; just look at those adorably furry Japanese macaques chilling out in snowy mountain onsen. We might have evolved past all that body hair, but soaking in hot water still feels good. Natural mineral hot springs burbling out of volcanic mountains are one thing, but stand-alone Jacuzzi tubs are something else entirely. Given their popular reputation as a site of swinging ’60s, quaalude-fueled romps, perhaps no one will be surprised to learn that the modern hot tub was invented in California. But the story behind that invention is as wholesome as apple pie. After immigrating to the US in the early 20th century from rural northwest Italy, Candido Jacuzzi settled with This story is from Kinfolk Issue Thirty-Seven Buy Now Related Stories Arts & Culture Issue 40 In Season Potable water meets palatable design. Arts & Culture Issue 35 Solid, Liquid + Gas One element. Three states. When faced with change, be like water. Arts & Culture Issue 42 Anna Wiener Anna Wiener was on the path to Silicon Valley success. Then she pivoted. Allyssia Alleyne charts the making of a tech-skeptic. Arts & Culture Issue 42 Influencers Anonymous Instagram content creators answer a short survey about the influencer industry. Arts & Culture Issue 42 Crazy Busy There’s no rest for the aspirational. Arts & Culture Issue 42 The Goal Keepers Not your therapist, not your friend: What accounts for the remarkable rise of the life coach?