The Rock.

With Wind
Ai Weiwei's rendition of a traditional Chinese dragon kite welcomes visitors to the exhibit.

Ai Weiwei constructs LEGO portraits of nearly 200 political prisoners around the world.

Ai Weiwei constructs a massive winged sculpture with feathers made from reflective panels used on solar cookers in Tibet.

Ai Weiwei fills the fixtures in hospital ward cells with porcelain bouquets.