The David Byrne and Creative Time installation, Playing the Building, opened earlier this month and will stay open through August 10th. If you're still unsure about what this endeavor involves, Byrne himself explained it all over at Boing Boing.

Some fun facts are learned (the organ centerpiece only costs around $200, and isn't usually in tune with any other instrument) -- but the highlight is getting to see the nooks and crannies of the Battery Maritime Building.