Luxurious signature beds swanky bathrooms and plenty of exercise options are highlights at the non-smoking Doubletree by Hilton Grand Hotel Biscayne Bay. Rising 42 stories above Biscayne Bay the Doubletree offers 960 rooms with signature beds pillowtop mattresses down comforters and high-thread-count linens. All accommodations offer a view of either the city or the bay. Most rooms include a balcony; all come with marble bathrooms TVs desks and leather swivel chairs. High-speed internet access is available for a surcharge. A...