1. Take U.S. Hwy 75 South from the Creek Turnpike.



2. Continue south for 14½ miles.



3. Turn right (west) at W. 251st St. S./Garfield Road



4. Travel west on 251st.  At 3 miles you will cross Alt U.S. Hwy 75.



5. Continue west on 251st for another 3 miles.



6. Turn right (north) on N 140 Road (gravel).



7. Turn left (west) on W. 241st St. S./Ferguson Road (gravel).



8. Travel west, the road will begin to curve to the right (north) as it climbs a hill.  After ½ mile the road will become paved.



9. Continue 1 mile further to the end of the road.



10. If the gate (middle of 3) on the blacktop road is locked, the observatory is not open to the public or staffed, otherwise continue through the gate and up the hill to the observatory.