[Windex]

Unlikely that it's a great Canadian bridge, but I've always thought it was quite a picturesque bridge. A partial view of the Inverlea, or Parkhill Road, bridge in Peterborough, Ontario, as seen from Water Street:



(source: http://picasaweb.google.com/boehmester/)

From the beach at Inverlea Park:



(source: http://www.mccormickrankin.com/)