Westward Expansion Trails the Great Salt Lake in Utah. The Mormon Trail followed part of the Oregon Trail and then branched off at the fur trading post called Fort Bridger, founded by famed mountain man Jim Bridger. Heading south and following river valleys southwestward to the valley of the Great Salt Lake, Brigham Young led the first Mormons into present-day Utah during 1847. The Mormon Trail is 1,300 miles long and extends from Nauvoo, Illinois to Salt Lake City, Utah. The Mormon Trail was used for more than 20 years after the Mormons used it and has been reserved for sightseeing. The initial
Utah Lake trapper who visited Utah Lake in October 1824. The city of Provo and the Provo River are named after him. The Mormon settlement of Utah began in July 1847, when pioneers entered the Salt Lake Valley. Under the direction of Parley P. Pratt, an exploration of Utah Valley was conducted. The party brought a small boat in which they explored Utah Lake and caught fish with their nets. The first battle between settlers and Indians occurred in early March 1849. A company of forty men was sent into Utah Valley to stop the stealing of cattle from the Salt Lake