It is located outdoors at "Camp Hero East Main Gate", which is about 10 minutes from Montauk Downs. While driving along Route 27/Montauk Hwy, you will see "360 East" signs leading up to the sign for CAMP HERO STATE PARK, where you will make a right.
Yes- there is free parking at Camp Hero after 4pm! There is also free parking at the reception venue, 360 East where you may leave your car overnight!
The ceremony will be held at 5pm inside at 360 East Montauk Downs instead of Camp Hero.