Atlantis Banquets & Events can accommodate weddings from 75 to 320 guests in one of nine diverse locations including the modern and beautiful Sea Star Ballroom with sweeping views of the Peconic River and The Treasure Cove Resort Marina. The Coliseum Room, a distinctly unique venue located within the Long Island Aquarium, houses our most captivating and colorful aquatic habitats. Indoor and outdoor ceremony locations include the Riverside Pavilion on the banks of the tranquil river, or in the Grand Foyer of the Sea Star Ballroom, with beautiful marble floors and a stunning Chihuly- inspired glass chandelier. A truly classic event , only Atlantis Banquets & Events can bring the element of nature to your wedding with amazing photo sessions including our penguins, sea lions or indoor, tropical Butterfly Garden. We offer incomparable service with exquisite cuisine and can tailor a menu to your requirements and budget. Our goal is to work with you to create a wedding that meets the desires of everyone involved. Your wedding should be the most wonderful day of your life--our one-of-a-kind setting helps to set that scene. Group room blocks are available at our Hyatt Place Long Island/East End or The Preston House & Hotel.