Hewitt Avenue Trestle - Credit: Wikimedia Commons
The Hewitt Avenue Trestle is a causeway carrying U.S. Route 2 from Everett to Lake Stevens. It crosses the Snohomish River, Ebey Island, and the Ebey Slough. The western end of the trestle is an interchange with Interstate 5, while the eastern end is an interchange with State Route 204 and 20th Street. Read more on Wikipedia
Source: en.wikipedia.org