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
Holy Trinity Cathedral (Salt Lake City, Utah) and 2005, at a cost of $4.2 million. The lower level of the building houses the Hellenic Cultural Museum, opened in 1992. The museum's exhibits focus on the early history of Greek immigration and immigrant life in Utah and the Salt Lake Valley. Holy Trinity Cathedral (Salt Lake City, Utah) The Holy Trinity Cathedral, also known as Holy Trinity Greek Orthodox Church, is a Greek Orthodox Church in Salt Lake City, Utah, United States. Built in 1923, the church was listed on the National Register of Historic Places in 1975. The Greek Orthodox community of Salt Lake City organized in