Halloween at Offshore Rooftop Calling all witches! Get vamped up for a night of thrills, chills, and drinks to die for! Start Hallo-weekend off with a scary good start at the world’s largest rooftop. Don your spookiest garb for a chance to win our costume content, imbibe in Halloween-themed potions + bites, and snap your pic for the ‘gram against the skyline. Don’t miss our new witchy brews, available 10/31 and 11/1.