State Arboretum of Utah State Arboretum of Utah The State Arboretum of Utah () is an arboretum located across the campus of the University of Utah in Salt Lake City, Utah, as well as on an additional site () at the Red Butte Garden and Arboretum. The campus grounds and the Red Butte Garden are open to the public every day. The conservatory is open by appointment only. The State Arboretum was established in 1961. It now contains over 8,000 trees (300 species and varieties, including over 40 taxa of conifers), and what is claimed to be the largest Russian Olive ("Elaeagnus angustifolia") collection
Utah State Route 51 of the oldest grade separated interchanges in Utah still in use. Although portions of Interstate 15 were constructed in 1955, the Beck Street interchange (I-15/US-89) is the only original structure from 1955 still in use. Utah State Route 51 State Route 51 is a short highway completely within Utah County in northern Utah that connects SR-147 to US-89. The highway runs for three miles (5 km) and is an old routing of U.S. Route 91. The route begins at the intersection of 400 North (SR-147) and Childs Road in Spanish Fork, SR-51 heading northeast as a two-lane undivided highway on