Old Croton Aqueduct
(http://www.aqueduct.org/i...). go hiking or biking on the aqueduct's trailway. the original water supply to new york city is now a walking trail that runs from croton-on-hudson in the north to yonkers in the south. over the 180 years since it was built, portions have disappeared from the downtown areas of several river towns, but runs mostly intact through irvington. river gallery at 39 main st. sells maps of the trail.
Town Hall Theater
See a performance at Town Hall Theater, 85 Main St, +1 914 591-6602, (http://www.irvingtontheat...). Theater was designed by A.J. Manning and patterned after Ford Theatre in Washington, D.C. where President Lincoln was assassinated.
Scenic Hudson Park
Have a picnic, play whiffle ball, or just take a nap in Scenic Hudson Park, Bridge St, (http://www.scenichudson.o...). Bridge St is located on the west side of the railroad tracks, accessible off Main St. The park offers access to the majestic Hudson River. Launch your kayak or canoe from the south end.