Hohenzollern Bridge is the most famous bridge in Cologne crossing the river Rhine. It is used for pedestrian traffic and railway and connects the Cologne trade fair station and the main station (Köln Hauptbahnhof). Visitors and locals enjoy the view from the bridge on the Old town and the Cologne cathedrale. For many, the bridge is an important element of the Cologne skyline. It is famous for its countless love locks that couples have put there over the year to display their love.