Salto is a city in northwestern Uruguay, bordering Argentina on the Uruguay River. In the center, Calle Uruguay is a lively shopping street lined with cafes. On Plaza Artigas, the Cathedral San Juan Bautista houses oil paintings and a 1939 vintage Hammond organ. Close by is the 19th-century Larrañaga Theater. Southeast of Salto, the area of Termas del Daymán has natural hot springs and public outdoor pools and spas.