It has a fascinating glass roof that looks like soap bubbles.
Here's the wikipedia article and here's their web site.
On every hour, a trumpet signal - called the hejnaĆ (pronounced hey-now) - is played from the top of the taller of St. Mary's two towers. The plaintive tune breaks off in mid-stream, to commemorate the famous 13th century trumpeter, who was shot in the throat while sounding the alarm before the Mongol attack on the city.You can listen to the trumpet here.
The Continental Army drilled on the lawn and townspeople took refuge here when the British burned the state capital at Kingston, across the river.The Beekman Arms is mentioned in the wikipedia article here and their web site is here.