From Moab, Utah:

Go South on Hwy 191 Approx 13 miles. Just after the uphill passing lane comes to an end, take the first left (this comes quickly, be prepared). Follow the maintained dirt road and signs for about 3 miles to the cleared parking area on the left.

From Monticello, Utah:

Go North on Hwy 191, with about 17 miles to Moab you will pass "Hole N The Rock" shop and then a rest area around the next corner. Coninue north up hill on hwy 191 past the rest area for another 1-2 miles. Look for signs to the right and follow the dirt road in.