 Some of the discharged members of the Mormon Battalion, on their way home from California to Salt Lake City on September 18, 1848, camped on Deep Creek and also in a cave one mile (1.6 km) east called Hollow Rock.The beginning of Deep Creek is a large spring at Holbrook which runs through the center of the valley and has never varied even in dry years.About one mile (1.6 km) southwest is Rocky Ford, where the pioneers were able to pass on solid rock.