The Blue Lagoon is located in Grindavík, a fishing town just a 40 minutes drive south from Reykjavík (the capital of Iceland ). The Blue Lagoon is a geothermal spa which offers a special experience, when the yearly average temperature is around 5 Celsius (and winter is much colder) the geothermal heated mineral pools of The Blue Lagoon hand out a real taste of Iceland’s extreme environment and Iceland’s contrast of fire and ice. The Blue Lagoon are not natural hot springs as many tend to think, The first pool formed at the site in 1976 out of the water that was released from the near by power plant. In 1981 it was discovered that the water, which are rich with minerals, have healing powers for some common skin disorders. In 1992 official Spa was opened for everyone.
For more information visit Wikipedia – Blue Lagoon (geothermal spa)
Google map of the Blue Lagoon