Seahawk gets a consolation prize beer as big as his head just for playing by the rules (posting a pic!) and giving a damn fine educated guess, not to mention having excellent taste in 911s -a 964

. It is not Sandpoint Idaho, but very, very close geographicaly speaking. Seahawk, when we meet (not as unlikely as one might think considering what we drive) you get a beer as big as your head.
KC911 and Ryan, yes it is on the planet earth, and yes it is in British Columbia more specifically, but not specific enough. And shame on you Ryan for trying to win by looking up the file name!
Here's a shot from the other side. The bridge is one hint. Here's another- a movie featuring Steve Martin was shot here in the 80s.
ps- Arcsine-what's not to like?