Guests planning to take advantage of Dollar Days on Sunday, December 4 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. View Detailsabout Dollar Days

See the world

From Below the Surface

Plan Your Aquarium Visit


  • MON - THU
  • 10 am - 4 pm
  • FRI
  • 10 am - 8 pm
  • SAT - SUN
  • 10 am - 5 pm

Special Hours

  • DEC 3
  • 10 am - 4 pm
  • DEC 4
  • 10 am - 4 pm
  • DEC 24
  • 10 am - 2 pm
  • DEC 25
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


Can we really have it all—a future where people get the food, energy, and economic growth they need without sacrificing nature? According to Mark Tercek, President and CEO of The Nature Conservancy, the answer is "yes"—if we do the right things.

DEC 13
The Power of Nature: The Path to a Sustainable Future Conservation

Discover the animals that live in our unique reef crest!

Educator Talk - Blacktip Reef Level 1 Activities

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

Explore nature's recyclers, the Madagascar hissing cockroach

Rain Forest Talk Activities

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

DEC 21
Member-Only Evening Member Events

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

Dollar Days Special Events

Let our divers be your guides in this underwater experience.

Atlantic Coral Reef Dive Feedings
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“Best aquarium in the country”
This is one of the best aquariums in the country. Don't miss it if you're in the Baltimore/DC area. The aquarium is on the Harborfront, which you can visit after the aquarium.
waves icon Trip Advisor user BobAdams111, November 2016 READ REVIEW