Show your state pride! From September to February, Maryland residents can visit the Aquarium from Sunday to Friday before noon and receive a special residents-only rate. That’s $10 off adult tickets and $5 off children tickets. NOTE: Under Maryland Mornings, Senior/Military guests will be eligible for the same special price as adult guests. Simply reference Maryland Mornings at the ticket window and show proof of residency to receive the special pricing. Tickets must be purchased on-site. Blackout days: December 26-31, January 17-18, February 14-15. Please note that blackout days may apply and can be changed without notice.