There are many ways to relive stress, gain clear and blemish free skin, and treat chronic illness. There are only a few things you can do to tackle all those issues at once. One of the best ways to find relief and look good afterward is to soak in a geothermal pool. In the world of spa treatments, it all goes back to water and travel. After all, the word “spa” itself comes from Spa, Belgium, a popular watering spot back in the 1600’s. Cultures all over the globe turned to natural, mineral-rich waters to treat a wide array of concerns. The world is rich with natural pools of water that are full of mineral. Here are some of the best ones the earth as to offer.