PUBLIC MARKS from dggit with tags boomtown & mapping

Rather than surfing the web, going from site to site, portal to portal, what if you could surf a city, browse its streets, get lost in its buildings, meet friends and strangers in a hyperlinked world, go back in time, and reemerge in another city? Hypercities is a revolutionary aggregation platform built out of and on top of real cities: it augments the space and time of the physical world with the information web and renders the experience of the World Wide Web geographic and temporal.