- This event has passed.
Christmas Underwater
November 23
Ticket prices vary by date.The Philadelphia area’s most unique holiday tradition, Christmas Underwater, is set to return to Adventure Aquarium from November 23 through December 24 (Christmas Eve).
During Christmas Underwater, guests can surf the yuletide and explore a winter waterland filled with holiday d-eel-ights like Scuba Santa, indoor snow flurries, the World’s Tallest Underwater Christmas Tree, and merry more!