West Valley Water Park Hotel Offers an Unforgettable Experience Our West Valley, Utah hotel's quality is unmatched by other Salt Lake City area hotels. Families love our Grins and Fins Water park featuring three pools, a play area and a 183-ft water slide. Come see why we're the finest West Valley, Utah. Centrally located in the Salt Lake Valley off I-215 and 3500 South, our West Valley, Utah hotel is located directly next to the Utah TRAX system which is a direct transport to and from Salt Lake City International Airport, and the downtown area.