From the North, including (including the Airport and St. Charles County):

I-170 South to Forest Park Parkway. Exit at Forsyth Boulevard (one exit past Central Avenue). Turn left on Forsyth. Turn right onto North Jackson Ave and then turn left immediately into the parking area.  Park in the open/uncovered lot.

From the East (including downtown St. Louis and Illinois):

Route 40 (I-64) West. Exit 33A at Big Bend Blvd. Turn right at the end of the ramp onto Big Bend. Turn left on Forsyth Blvd. Turn right onto North Jackson Ave and then turn left immediately into the parking area.  Park in the open/uncovered lot.

From the West:

Route 40 (I-64) East to I-170 North. At Exit 1E, merge onto Forest Park Parkway. Exit at Forsyth Boulevard (one exit past Central Avenue). Turn right onto North Jackson Ave and then turn left immediately into the parking area.  Park in the open/uncovered lot.