8Blue Lagoon Retreat Hotel – Grindavík, Iceland

Built around Iceland’s famous Blue Lagoon, this spa hotel offers a one-of-a-kind geothermal experience. Guests can bathe in mineral-rich waters, enjoy silica mud masks, and relax in private lava-cove suites. The spa’s focus on harnessing the healing powers of natural geothermal seawater ensures a rejuvenating stay amidst Iceland’s dramatic landscapes.