Near the main station, opening hours vary throughout the year, but the main entrance is open at least M-Su 9AM-16PM, and longer in the summer months. The other entrances have shorter hours, check on the web page. The zoo is moderately large, and does have some special attractions. The price is €6.50, children (6-15 years) €3. In the Zoo, there is an artificial mountain (the Lauterberg), and a memorial for the 49° N parallel. You can also ride small boats ("gondolettas") in the lake. A so-called water organ (music and fountains) plays every 30 minutes.