After a two-year hiatus, straphangers are getting another opportunity to travel back in time this holiday season. This Sunday, along with the following three Sundays, the MTA says its vintage fleet will run along the No. 1 line, making local stops between Chambers Street and 137th Street. In honor of the New York Transit Museum's exhibit, "Reign of the Redbirds", the Holiday Nostalgia Rides will feature the Train of Many Colors.

In this short video from YouTuber Urbanist: Exploring Cities, learn a little bit about the old potters field underneath Washington Square Park, and the estimated 20,000 remains which are still there.

Anna Sacks is an environmental activist living in Manhattan, but she's better known on social media as "The Trash Walker."