The Riverhead Holiday Light Show™ is the best holiday light spectacular of the year and is now back for its 5th season! Featuring hundreds of dazzling, never-before-seen holiday themed displays to delight the entire family, there is simply nothing like a trip through Suffolk County's largest light show! Pack a favorite snack and beverage, bundle up in the warmth of your car and tune your radio to enjoy the synced light performance as your travel the 1 mile route through the Riverhead Holiday Light Show™!