Splashland Hot Springs in Alamosa has a geothermal outdoor swimming pool that has been around since 1955 and is an important part of Alamosa’s history. Now remodeled and upgraded with a concession stand, this natural hot spring is a great place to take the family to enjoy a summer afternoon. Splashland is open seasonally, and is located 1 mile north of Alamosa on Highway 17. The water enters the pool at 102°F year-round with average temperatures ranging 88-96°F pool wide. This family-friendly pool has three water slides, a diving board and lap lanes. There are also water aerobics classes, parent-tot classes, swimming lessons and water therapy offered.