Pedestrian & Vehicular Crossings Over The Charles River
This lil' dude is a something I've thought about making for some time. It could server as a picture round/bonus round kind of thing. If I was judging, I would a be a real prick about the correct answers and would certainly deduct for wrong answers. Overall it's fairly easy, and the only pitfalls are the commonly accepted incorrect names for a couple of the bridges.

[Full size image 2500x920]
PDF [4.1MB]
(contains map, questions, and answers on a separate page)