The Rheinufertunnel (in English: Rhineshore Tunnel) is a road tunnel in Düsseldorf, Germany. The tunnel is part of the German federal route B1. At 2 km (1.3 miles) long, it is the sixth longest in-city tunnel of Europe. The tunnel runs under the Rhinepromenade nearby the right Rhineside. Shortly before opening (1993) to traffic the public were allowed to walk through the complete tunnel.