Let’s reiterate: Bonnarroo is held in Tennessee during the summer. Sleeping in the car is not an option unless the idea of slowly baking in a car oven seems appealing. Hammocks are a great and cheap suggestion if you’re okay with sleeping fully exposed to the elements. It eliminates the need to sleep on the ground and are easily packable. For a more comfortable option on a budget, padded sleeping bags and tents are also quite handy.