SeaWorld, Orlando, Florida, USA - "Paper Towns" by John Green
In Chapter 8 of the novel, Margo urges Quentin to break into SeaWorld with her. Margo has made a list of 11 things she wants to do and enlists Quentin's help, and part of that list, the last part actually, is breaking into SeaWorld. This whole chapter is dedicated to the adventure. Margo used satellite maps to fugure out how to sneak into the park. As they are sneaking in, Once they are in, they go about doing what they want and that is when they end up in the seal tank.