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Costume Parade

Hallowmarine at the National Aquarium

Join the National Aquarium for its annual “Hallowmarine” celebration featuring spooktacular animal encounters, a costume parade, and more! Guests are invited to dress up in costume and can also enjoy learning about creepy-crawlies from National Aquarium experts!

Visit the Dolphin Discovery Exhibit to see everyone's cool costumes in our Costume Parade!

Go to full Calendar