Tiergarten is 210 hectares of woodland, lakes and formal garden sitting right between the Brandenburg Gate and Zoologischer Garten station, open around the clock and free to walk into. Here is what's actually worth seeing, the WWII story behind why the trees are so young, and how much time to give it.

A clear tourist guide to Tempelhof Airport Berlin and Tempelhofer Feld: field vs building, entrances, opening hours, tours, rules and the best first-visit plan.