Playgrounds are not just for kids anymore, why shouldn't adults get in on the fun? Luckily there are a few spots around the world designed for full-grown people to swing, slide, and play tag (in this case, the laser variety). Grown up jungle gyms range from intense parkour training centers to adult-only XXX outdoor installations. We don't recommend hanging out at your local park on the mini monkey bars, but these 13 Adult Playgrounds to Visit Around the World let you feel young again.

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