Radisson Blu Hotel, Istanbul Ottomare

Set in a high-rise building overlooking the Sea of Marmara, this upscale hotel is 9 km from the Grand Bazaar, and 10 km from Hagia Sophia, a museum in a former Byzantine mosque and church. It's 51 km from Istanbul Airport.
Modern rooms have free Wi-Fi, flat-screen TVs and minibars, plus Nespresso machines. Most have balconies (some with sea views). Upgraded rooms include breakfast (no charge);...