Cities are changing their image mainly due to the ever-increasing number of inhabitants. Urban planners thus have their hands full, as the infrastructure must be constantly adapted to the needs of the times. Those best dogs try to be even one step ahead of him. Larger cities with rivers running through them have an added challenge, bridges. Bridges connect banks, we also like to attribute symbolic value to them. But in cities they also have to "open the door" to river traffic. Let's take a look at 10 stunning drawbridges.