Hallowmarine at the National Aquarium

It’s no trick! The Aquarium is hosting its annual Hallowmarine celebration. Join us Saturday, October 26, and Sunday, October 27, from 10 am to 3 pm. Meet special guests Tyrone, Uniqua and Pablo of The Backyardigans! Enjoy Halloween-themed crafts, creepy-crawly animal encounters, a costume parade, and more! Help judge a pumpkin-carving contest, and learn how you can green your Halloween! Costumes are encouraged!

Activities are free with admission. Purchase tickets online to secure your preferred entry time.

Buy Saturday Tickets Buy Sunday Tickets

*All activities subject to change without notice.

Go to full Calendar