Be on guard for the traffic here. Stay on the sidewalk and be safe. You don't have to be tall to reach this cache.
There are plenty of places to look. And there's a devious twist. Either you'll get a bolt of inspiration, or you'll have to steel yourself and be methodical as you check all the nooks and crannies.
Seriously, stay on the sidewalk. Don't put yourself at risk. That goes for parking too. There are plenty of nearby places to park just off Morrison Rd, and you can reach the GZ by sidewalk.