Exceptionally cool playground aimed at fostering free-form adventure. Physical challenges for kids instead of rounded and padded nurseries.

No, it's not in the United States.

The Seed Cathedral is the UK entry for the 2010 Shanghai World Expo. Check out the site for the exterior views. A 20m high block pierced with acrylic rods cast around seeds. The rods will quiver in the wind like hairs. Unreal looking.