See the world

From Below the Surface

Plan Your Aquarium Visit

April Hours

  • MON - THU
  • 9 am - 5 pm
  • FRI
  • 9 am - 8 pm
  • SAT
  • 9 am - 6 pm
  • SUN
  • 9 am - 5 pm
Visitors may tour up to 90 minutes after the last entry. For your best experience, visit before 11 am or after 3 pm. BUY TICKETS PARKING/DIRECTIONS

Events & Activities


Renowned environmental scientist Jesse Ausubel has dedicated his life to studying some of the most dramatic changes in the history of our oceans. Through the use of innovative exploration technologies, he’s had the opportunity to research the vast mysteries of our blue planet, including the extremes of size and sound.

A Peek into our Past: A Century of Oceanic Changes

Dollar Days are a National Aquarium tradition! For two days every December, admission to the Aquarium is just ONE DOLLAR!

Dollar Days Special Events

Check Out Our App!

With fun facts, visitor tips, event information, guide maps and more, you’ll have the best Aquarium experience possible.IOS DOWNLOADANDROID DOWNLOAD

Register to give a day to help the Bay at Fort McHenry!

Fort McHenry Field Day Conservation

Enjoy a relaxing, crowd-free visit to the Aquarium. The evening includes complimentary showings of our 4D movies.

MAY 25
Member-Only Evening Members-Only

Friday is your night, half price after 5pm!

Half-Price Friday Nights Special Events
owl icon
“National Treasure”
The touch tank was pristine, well-manned with friendly and knowledgable staff, and the Rainforest and Australia exhibits were stunning. I could have spent all day looking at the birds alone...
waves icon Trip Advisor user Tia_Francesca, April 21, 2016 READ REVIEW