National Parks near Union Pacific Rail Trail, Summit County, Utah Union Pacific Rail Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Union Pacific Rail Trail, Summit County, Utah Nearest metro area is Salt Lake City, Utah Click here for more outdoors activities near Salt Lake City, Utah General Camping Information List of nearby National Parks: Timpanogos Cave National Monument, American Fork - UT, 25.8 miles away California National Historic Trail, CA, 35.8 miles away Mormon Pioneer National Historic Trail, UT, 35.8 miles away Oregon National Historic Trail, Salt Lake City - UT, 35.8 miles away Fossil Butte National Monument, Kemmerer - WY, 76.4 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Utah Outdoors Index