Queen Mary 2's facilities include fifteen restaurants and bars, five swimming pools, a casino, a ballroom, a theatre, and the first planetarium at sea. There are also kennels on board, as well as a nursery. Queen Mary 2 has a maximum speed of just over 30 knots (56 km/h; 35 mph) and a cruising speed of 26 knots (48 km/h; 30 mph). Queen Mary 2 was the longest, widest, and tallest passenger ship ever built, and with her gross tonnage of 148,528 also the largest