From Lambert International Airport/ the West:
• Follow the signs from the airport to I-70 EAST.
• Merge onto I-70E
• Exit at I-170 SOUTH.
• I-170S ends at I-64/40; merge onto I-64/40 EAST
• Take I-64/40 into the city until you see the Grand Blvd. exit
• Exit at Grand Blvd. and head SOUTH (left) on Grand Blvd.
• It is located at the corner of Grand and Chouteau.

From Illinois/the East:
• take the Poplar Street Bridge across the Mississippi River
• Merge onto I-64/40 WEST
• Exit at Grand Blvd. and head SOUTH (left) on Grand Blvd.
• The Doisy Research Center is located at the corner of Grand and Chouteau