The Blue Lagoon is a geothermal spa located in Iceland, renowned for its bright blue waters rich in minerals like silica and sulfur. The lagoon is man-made, created in 1976, and is fed by water from the nearby Svartsengi power plant. Visitors come to enjoy its warm, milky-blue waters, which are believed to have healing properties for skin conditions. The spa features various amenities, including saunas, steam rooms, and a restaurant. It is surrounded by a stunning lava field, providing a unique natural backdrop. The Blue Lagoon is a popular destination for tourists seeking relaxation and wellness experiences in a picturesque setting.