[hanamizu]

As I understand it sitting far away, there are four crossings at Niagara Falls/Buffalo NY. A local can correct me.

[fhayek]

Three crossings. Buffalo, Niagara Falls, and Lewiston, NY, just north of Niagara Falls. There may be a railroad crossing. That is it.

[Fury]

Re: 96 - Not a local anymore but there are four crossings:

Lewiston/Queenston

Peace Bridge

Rainbow Bridge

Whirlpool Bridge