beijing poolsDoubletree by Hilton Beijing. If you’re looking for a relaxing pool in Beijing, Doubletree by Hilton Beijing is a great option. You can get access to the pool on Sundays, when the hotel throwsWater Cube Water Park Situated inside the former Beijing Olympics Aquatics Center, aka the Water Cube or Ice Cube, this is the largest water park in Chaoyang at 12,000 sqm and with 13 water slides and rides, a