Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–7pm Brick-or-Treat: Monster Party Ages: 3 – 12Attractions Games LEGOLAND Discovery Center WestchesterYonkers
11am–5pm Fall Festival & Car Show Ages: AllCraft & DIY Festivals Jefferson Valley MallYorktown Heights
12:30pm 2pm 3:30pm Planetarium Shows at Hudson River Museum Ages: AllArt Attractions Hudson River MuseumYonkers
1–11pm Eastchester Columbus Day Carnival Ages: AllAttractions Festivals Lake Isle Country ClubEastchester
6:30–10pm The Haunt at Wildcliff Mansion Ages: 9 and upCommunity Halloween Hudson Park Children’s GreenhouseNew Rochelle
6:30–10pm The Haunt at Wildcliff Mansion Ages: 5 and upHalloween Holiday The Haunt at Wildcliff MansionNew Rochelle
QNS Ridgewood’s ‘building boom’ set the tone for a century of change: Our Neighborhood, The Way it Was
Brooklyn Paper A Festival of Learning: Brooklyn Children’s Museum to host cultural immersion for Indigenous Peoples’ Day