Is NYC's historic Belgian block endangered? 10 fun facts from a Historic Districts Council report about the paving in NYC. Hint: It's not cobblestone!
There's so much written about every nook and cranny of New York City that it seems like everything is known. Here is a list of unsolved mysteries in the city.
There was a time when all of New York City's streets were made of cobblestones, but the ones that remain today aren't quite as old as you would expect.