Hundreds of people got naked at the Big Chill festival this weekend, all in the name of art.

Naked at the Big Chill festival

Photographer Spencer Tunick’s latest naked photo shoot involved the volunteers getting their kit off and painting their bodies black, yellow, blue or pink in what was apparently a reference to the Gulf of Mexico oil disaster.

Naked in the name of art

The artist stood on a crane and shouted instructions to his chilly participants.

Naked at the Big Chill festival

Tunick has previously talked 5,200 Australians into posing naked in front of Sydney Opera House.