The Retreat at Blue Lagoon Iceland, Grindavik

Resort

Built directly into an 800-year-old lava flow in the heart of the Reykjanes UNESCO Global Geopark, the Retreat at Blue Lagoon encompasses a subterranean spa, geothermal lagoon, a traditional Icelandic restaurant, and a 62-suite luxury hotel encircled by the Blue Lagoon’s mineral-rich waters.

Winners