Guests planning to take advantage of Dollar Days should be aware that crowds will be heavier than usual and the Aquarium is expected to sell out. Official capacity information will be listed here all weekend.VIEW EVENT DETAILSabout Dollar Days

Hallowmarine Returns to National Aquarium for a Weekend of Frightening Fun


The public is invited to join National Aquarium for its annual Hallowmarine celebration. Join the Backyardigans’ Tyrone, Uniqua and Pablo for crafts, creepy-crawly animal encounters, a “scare”venger hunt and more! Help judge a pumpkin-carving contest and learn more about ways to green your Halloween! 

Costumes are encouraged! 

Saturday, October 26 – Sunday, October 27, 2012
10 a.m. – 3 p.m.

National Aquarium, Baltimore
501 E. Pratt Street
Baltimore, MD 21202

Activities are free with the price of admission.

* By purchasing tickets in advance online, you can secure your preferred entry time.