Updated Aug 7, 2016 – We managed to make it back in summer 2016 after our 2014 visit and I must say Blue Lagoon is more photogenic when there is more sunlight 🙂 Updated with our summer pics! Enjoy! — Blue Lagoon was the only man-made place in Iceland I really wanted to visit! Named one of National Geographic’s “25 Wonders of the World,” Blue Lagoon is famous for its geothermal BLUE seawater bath, which is known for its healing effect and active ingredients including minerals, silica and algae. The geothermal seawater originates 2,000 meters beneath the earth’s surface under Iceland. As the water travels through porous lava (Iceland is known for its volcanic activity), a blend of sea and fresh water undergoes mineral exchange and then near the surface, concentration occurs, due to vaporization, evaporation and finally, sedimentation. The geothermal seawater is led directly from the original source to the lagoons at the Blue Lagoon Geothermal Spa, and all the minerals gives it the distinct light BLUE colour.  The lagoon holds six million liters of geothermal …