Starting at the junction of I-15 and Highway 58, go north 7 miles on I-15 to Old Highway 58, go west one mile to Soap Mine Rd, go south 0.1 miles (left) OR: Starting at the junction of I-40 and east Main Street Exit, go east (Rt) one mile on east Main St, turn left at second traffic light (on ramp for I-15 N), go north 1.5 miles to Old Highway 58, go west one mile to Soap Mine Rd, go south 0.1 miles (left). Near I-40 I-15