4 days ago · The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

Nexpress ® Toll is a pre-paid account allowing users to cross the Detroit-Windsor Tunnel hassle free. With Nexpress ®, you simply drive through any toll lane and the gate will open. Your account will be deducted per trip in your preferred currency.

The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

The Detroit-Windsor Tunnel is the only existing underwater international border crossing tunnel. Opened in 1930, the tunnel is a convenient link between the downtowns of Windsor, Ontario, Canada and Detroit, Michigan, United States.

The Detroit-Windsor Tunnel has introduced transponder technology in the form of Windshield Tags. Vehicles can pass through the toll plaza without the need for cards or cash. The antennas in the toll lanes read the tag and apply payment without having to roll down a window.

Live camera view of Detroit-Windsor Tunnel.