Vesturbæjarlaug is a public outdoor pool in Reykjavík, Iceland, heated with geothermal energy. It features a 25-meter swimming pool, hot tubs, sauna, and a cool tub for the daring. The atmosphere is friendly and open, perfect for meeting new people or catching up with friends. Locals and tourists alike enjoy this lesser-known gem for a relaxing swim or soak in the hot tubs.