The Blue Lagoon is one of Iceland's most popular attractions, known for its soothing thermal waters and stunning blue hues. Visitors can relax in the geothermal spa, surrounded by lava fields and steamy waters, making it a perfect spot to unwind after a long flight or a day of exploring. Don't forget to book your tickets in advance to skip the lines and make the most of your visit! We highly recommend making this your first stop in Iceland after arriving at the KEF airport.