I love this concept. One of my favorite projects put on by Creative Time in New York.

[youtube=http://www.youtube.com/watch?v=Csr6x4i6zYw&feature=player_embedded]

A citywide public art project that allows every New Yorker and visitor to open spaces in all five boroughs.

Key to the City is now officially closed, but you can still use your key to open the locks below:

Postnet
The Point
The Rincon Criollo Cultural Center
PS 73
Bronx County Court House
Louis Armstrong House Museum
Eddie’s Sweet Shop
Cabinet
Staten Island Buddhist Vihara
Conference House Park <!– Kiosk open June 3 to 27, 2010
Times Square, Broadway
Between 43rd & 44th Sts
Open M–F 2p–8p; Sa–Su 12p–8p