Iceland's geothermal lagoons, baths and spas are more than a tourist attraction — they're a way of life. In every Icelandic movie and TV show I've watched on Icelandair flights, there is a scene in ...

Iceland, formed long ago by volcanoes, is known for its otherworldly landscape, with steaming fields and percolating mud. The volcanic activity produces naturally heated water, which Icelanders have ...