BOO! It’s the spooky season, and the OHSM is back with last year’s popular event! Ossining’s fascinating history comes to life once again! Come and hear the stories on a guided night walk through the Museum, where you’ll meet long-... read more

Wow, it’s our 85th year! That makes this year’s Dinner & Silent auction extra special. On Friday, October 14, please join the OHSM’s Trustees and Officers for the highlight of our social season. The evening includes a delicious fo... read more

Tuesday, June 14, 2016, is Flag Day. Why not salute Old Glory here at the OHSM? At 7 p.m., local resident Scott McKenna will speak about World Wars I and II and Ossining. It’s free to the public.

On April 16 at 1 p.m. local historian Scott Craven will lead a tour of the spectacular new Sing Sing Kil Greenway, a pathway along the bottom of the ravine that will let you view the Double Arches like never more. More details to come, but you won’... read more