Untreated water enthusiasts swear by natural springs ... Ms. Reich, 27, is among a small number of spring water aficionados who believe untreated water, or “raw water,” contains enriching ...

Last on our list of the best natural hot springs you’ll want to visit is Kirkham Hot Springs. Try out the underdeveloped soaking pools, and enjoy a soak under steaming waterfalls. A small wooden ...

These Southern California natural hot springs are located on public U.S ... fed swimming pool that's chlorinated in the summer, a small cold plunge pool, an outdoor hot mineral flume and a ...

There's purified water, which is water from local sources (a.k.a. tap water) that has been filtered, and there's natural spring water, which is sourced from springs across the United States.