Western Montana's Spa and Sauna Headquarters Since 1976! Come in and see how a hot tub will enhance the quality of your life. Combine that experience with the knowledge of Watkins’ leadership and our enthusiasm to our customers. Since opening in 1976, our staff has sought to provide quality service to our customers. With over thirty years experience in the hydromassage industry, our staff has the knowledge to help you choose the spa that will give you the most enjoyment.