Inaugurated in 2015, the Untermyer Gardens Conservancy's Grand Holiday Illumination has quickly become a Yonkers tradition, and thousands of visitors come to enjoy the spectacle. Come for FREE and see the Walled Garden lit with more than 100,000 lights and listen to holiday music from many traditions.

The 2023 Grand Holiday Illumination opens on Friday, December 8 at 5:30 p.m. and is then open every night through Monday, January 1, from 4:30 p.m. until ​8:00 p.m., free to the public with NO RESERVATIONS required. Illumination is OPEN on Christmas Day and New Year's Day.