This field puzzle is designed to test your knowledge of the local area. Can you figure out the code to open the box?
Experience with the mechanism from Captivating Caches #3 will help.
If you like the Captivating Caches series, give a Favorite Point ... it always puts a smile on the kids' faces. When the series cumulatively reaches 100 Favorites, I'll design & 3D print a new one!