25hours Hotel Bikini Berlin

Next to Berlin Zoo, this hip hotel is a 6-minute walk from Zoologischer Garten metro station, 3 km from Potsdamer Platz and 3 km from the Brandenburg Gate. Amenities include a modern restaurant with floor-to-ceiling windows and skyline vistas, a lively bar with a rooftop terrace and regular DJs, and a bakery with a wood-fired oven. There's also a sauna offering zoo views. Bike rentals are available.