From Dallas: U. S. Highway 67 to Glen Rose. Highway 144 South from Glen Rose to Walnut Springs. Take first right turn inside Walnut Springs, W Greenland/Flat Top Rd (CR 2650). Go 1.5 miles to right fork in road (CR 2650), take right fork. Go 2.3 miles to Flat Top Ranch rock entry on left with electric gate. Follow road 1.0 mile to Pettit House on right. Rough Creek Lodge is 4.0 miles north on CR 2650, which becomes CR 2013 in Somervell County.