TED Talks
Eric Sanderson: New York -- before the City
TV-PG
2009 • E174 Oct 13, 2009 17m400 years after Hudson found New York harbor, Eric Sanderson shares how he made a 3D map of Mannahatta's fascinating pre-city ecology of hills, rivers, wildlife -- accurate down to the block -- when Times Square was a wetland and you couldn't get delivery.