Check out the New York Public Library's Polonsky Exhibition of treasures which includes a copy of the Bill of Rights and the Gutenberg Bible.
A look at some quirky and surprising details in Central Park that were not a part of the original Greensward Plan, yet have become a part of its history.
Here are ten of the most interesting secrets about NYC's bustling Park Avenue and some of its iconic structures
In 1910 NYC mayor William Jay Gaynor proposed a new avenue to be added to the street grid between Fifth and Sixth Avenue, between 8th Street and 59th Street.
The Museum of the City of New York has launched its new web page, "Greatest Grid: The Master Plan of Manhattan" Take a look at some of the site's features.
We've partnered up with OHNY to curate this list of special locations you shouldn't miss in this year's lineup on October 17-18, 2015 in NYC.
Manhattan Borough President Will Present Special Display of Original 19th Century City Commissioner Maps
As part of the Open House New York Weekend Manhattan Borough President Gale Brewer will offer an exclusive look at original maps in the Municipal Building.
The original NYC Commissioner's Plan of 1811 that was submitted to Congress is still on file at the Library of Congress in Washington DC. Here's a closeup look.