Waldorf Astoria Berlin

Set across from the Berlin Zoo and Zoologischer Garten U-Bahn station, this posh high-rise hotel is also 3.7 km from the Brandenburg Gate. Dining options include an airy restaurant, a refined lobby bar and a 1920s-inspired cocktail bar. There's a spa with an indoor pool, a sauna and a 24/7 gym, plus a 15th-floor library/lounge with city views. Other amenities include a business center and meeting rooms.