Ásvallalaug is the newest and most kid-friendly thermal pool in Hafnarfjörður, Iceland. It's a massive indoor complex with a 50-meter lap pool, hot tubs inside and out, a shallow children's pool, water slide, steam bath, and even a gym. In 2017, it was recognized for its excellent facilities for disabled visitors. Plus, if you have the Reykjavík City Card, you can score a 2-for-1 deal on admission. So, whether you're looking to swim some laps or just chill in a hot tub, Ásvallalaug has got you covered!