This post is paid for by our advertiser, TOWN Residential.


More than 2,500 New Yorkers have submitted photos of their favorite NYC architecture via Instagram in response to TOWN’s call to #LookUpNY. Look Up New York is TOWN’s 12-week celebration of the city’s most storied architecture. Post your favorite building or cityscape to Instagram with the hashtag #LookUpNY for the chance to have your photo and profile published on a full page of New York Magazine this September.

Over at, we’re releasing one new iconic image each day from a timeless collection of 90 black-and-white photographs by Bob Estremera, founder of Fotoarchitectura. Among the structural masterpieces we’ve visited on the journey: the Frick Collection; the Chelsea Hotel; the Angelika Film Center; the Puck Building; and the Woolworth Building, which celebrated its centennial in April.Think you know your TOWN? Test your NYC knowledge with today’s clue:

Which major NYC-based institution began under a buttonwood tree?

Click here for the answer and image from Day 51 of Look Up New York.

The best is yet to come. Bookmark for your daily dose of New York history. You can revisit the collection’s first 50 images here.