Guðrúnarlaug hot spring spa in Sælingsdalur Valley is a cozy Viking-style hot tub where visitors can soak in geothermal waters while surrounded by the stunning landscapes of West Iceland. Originally built as a replica of the hot pool frequented by Guðrún Ósvífursdóttir from the Laxdæla Saga, this spot offers a unique and historical bathing experience. Guests staying at Dalahotel can enjoy exclusive access to this hidden gem, making it a perfect place to unwind and relax after a day of exploring the Icelandic countryside.