Steen's Buttes, mounds south of the city, were first reported by army explorers in the 1840s. The easternmost mound is "Rock Mary," an important landmark along the California Road, used by gold-seeking '49ers. Hydro was named for the good water in the area.
Hydro, OK LandmarksMangum's 9-hole public golf course is the best in this part of the state boasting well kept greens and fairways. There is als...