No reservations required! You can still drop into 160+ sites during Open House New York Weekend October 17-19, 2025

Here are some highlighted sites available for drop-in visitors:  

Here are some highlighted sites available for drop-in visitors:  

• Alice Austen House & Park: See the Staten Island home of Alice Austen, one of America’s earliest and most prolific female photographers  
• Anable Basin Paddling: Love getting out on the water during OHNY Weekend? Learn to row in a five-person Whitehall gig amongst the skyscrapers of LIC. Paddling adventures also available in the Bronx and Brooklyn!
• Bike New York: Community Programming & Training Space: Visit the home of the 5Boro Bike Tour for a behind-the-scenes look at the work the iconic event supports
• Bronx General Post Office: Take a peek at this Bronx landmark’s 13 New Deal-era murals painted in 1939 before the long-abandoned facility is transformed into space for CUNY and the community
• Brooklyn Banks at Gotham Park: A shuttered skate park under the Manhattan side of the Brooklyn Bridge that became famous in Tony Hawk video games has been reimagined as a community space
• Brooklyn Army Terminal: A massive complex built to supply the U.S. military in World War I is now filled with startups, galleries, studios, and shops
• Brooklyn Glass: A 4,000-square-foot glass arts facility in Gowanus where visitors can see glassblowing, neon, and flameworking demonstrations
• Exodus and Dance at Kingsborough Houses: Tour a recently restored frieze by Richmond Barthé, one of the most important Black sculptors of the 20th century, at NYCHA’s Kingsborough Houses
• Hindu Temple Society of North America: Explore one of the city’s most splendid temples, bedecked with stone shrines, carved pillars, and intricate domes
• Horological Society of New York: Visit America’s oldest watchmaking guild to peruse a collection of 42 unique pocket watches spanning 125 years
• La Bodega Studios: Take a peek inside a 5,000-square-foot soundstage that contains a replica NYC street complete with storefronts, stoops, and even a city bus
• Naumburg Bandshell: The only neoclassical building in Central Park, which was just restored to its original beauty, hosts one of the world’s oldest free outdoor classical concert series
• New York Botanical Garden: Science Open House: Start your OHNY Weekend on Friday with tours highlighting how this popular public garden’s operations support robust scientific initiatives
• New York Sign Musuem at Noble Signs: A prewar factory space in East New York is now home to 40+ full-scale rescued storefront signs and dozens of other pieces of NYC ephemera
• Nikolas Weinstein Studios: Discover how large-scale glass sculptures are crafted in collaboration with famed architects and designers
• NYC Parks Green Roof: See the massive green roof atop the Parks Departments’ 5-Borough Administrative Building on Randalls Island, which was one of the first of its kind in the city
• The Original Map of Manhattan at the Manhattan Borough President’s Office: See John Randel Jr.’s sprawling, hand-drawn map that brought the Manhattan grid to life for the first time
• Pellettieri Stone Carvers’ Academy: Visit the Midtown Manhattan workshop of the only local organization dedicated to promoting and teaching the (almost) lost art of stone carving
• Radio Park: One of three verdant roof gardens to open this weekend at Rockefeller Center (along with 610 & 620 Fifth Avenue), this aerie atop Radio City offers a new perspective on Midtown
• Wetlab Look-in at Hudson River Park: Kids and adults alike can gain hands-on experience with NYC’s river ecosystem via a touch tank featuring local wildlife
• WindScape Brooklyn: Learn about wind power while taking in an elevated view of one of the largest offshore wind hubs in the country
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… and more drop-in sites listed here! Use website filters to sort sites by date, time, borough, and accessibility. 

Open House New York Weekend is produced by Open House New York, a nonprofit organization. The 2025 festival is made possible with support from Bloomberg Connects. Public support is provided by the New York State Council on the Arts with the support of the Office of the Governor and the New York State Legislature, and the New York City Department of Cultural Affairs in partnership with the New York City Council, and the New York City Tourism Foundation. Additional support is provided by the American Institute of Steel Construction, Brooklyn Army Terminal, KPF, MADE Bush Terminal, M&T Bank, NYC Ferry, PwC, the Richard Hampton Jenrette Foundation, and TD Bank.