Keeping up the Mexican theme, here are some naked people in Mexico City:
From an In Focus gallery, The Naked World of Spencer Tunick. "Logistics personnel direct as thousands of naked people crouch in Mexico City's Zocalo plaza during a massive photo session with Spencer Tunick, on May 6, 2007."
Artist Tino Sehgal is surely missing a trick with his zombie-like volunteers currently interacting with bemused strangers in the Turbine Hall at Tate Modern. How much more of a frisson - how much more exciting, subversive, challenging - if they were stark naked.
Bringing art to the people...