I-694 (cancelled)  Illinois (link)

Once a proposed spur from I-94 to Lake Shore Drive near 57th Street.

See also:

• Chicago area freeways (map)

I-694  Minnesota (link)

22.62 miles [1]; the other half of the Minneapolis/St. Paul beltway. Was finished sometime in the 1970s.

Sources

1. Route Log and Finder List - Interstate Highways, FHWA, Oct. 31, 2002.