fantastic web map of NYC property ages

The snarky NYC real-estate blog Curbed pointed me at this brilliant AJAX map of NYC, with each lot color-coded by any number of things, including the year the building on that lot was built. Completely fantastic...

Here's our neighborhood, with our building labelled with an arrow. It was built between 1900 and 1925, it seems. No buildings in our neighborhood were built before 1900, except for a new near Steinway St (off the edge of this image). The big red blog North of us is the shopping plaza with a great Greek grocery, bakery, and butcher, not to mention a bunch of medical offices...