Please visit the University of Maryland's Maps & Directions for tips, details and directions regarding travel to campus. There you will find directions from all sides of all beltways.
The Public Health Garden is located in the space between Eppley Recreation Center (068 ERC) and the School of Public Health (255 SPH) in the southeast corner of section C2 on the Campus Visitor Map.
You can also find the Campus Pedestrian Map here.