This is great to see. The physcial world is being connected here in the States.
If you're in Manhattan and in the eRuv area , download a Semacode reader and use Google maps to find the tage nearest to you.
The eRuv is a digital graffiti project installed along the route of the former Third Avenue elevated train line in lower Manhattan. The train line, dismantled in 1955, was more than just a means of transport; it was part of an important religious boundary