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This Downtown Atlanta Aquarium Holds 11 Million Gallons Of Water & The World’s Largest Fish

Something extraordinary happens when you stand in a 100-foot underwater tunnel while massive whale sharks glide overhead like gentle ocean giants.

Georgia Aquarium isn’t just another aquarium—it’s the largest in the United States and home to more than 100,000 animals swimming in over 11 million gallons of water.

This world-class attraction opened in 2005 thanks to a remarkable $250 million gift from Home Depot co-founder Bernie Marcus, who wanted to give back to the Atlanta community that supported his success.

What makes this aquarium truly special is its collection of species you simply can’t see anywhere else in America.

You’ll encounter whale sharks, beluga whales, manta rays, and thousands of other marine creatures across seven spectacular galleries that transport you into underwater worlds you never imagined possible.

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Ocean Encounters You Can’t Find Anywhere Else

Whale Shark Wonder: The crown jewel of your visit awaits in the Ocean Voyager exhibit, where you’ll find yourself surrounded by the world’s largest fish. These magnificent whale sharks, some reaching 20 feet in length, cruise through 6.3 million gallons of water in what feels like an underwater cathedral. The moving walkway tunnel lets you stand mesmerized as these gentle giants and graceful manta rays swim directly overhead.

Beluga Whale Magic: Cold Water Quest transports you to arctic waters where playful beluga whales showcase their intelligence and charm. These white beauties are incredibly social, often swimming right up to the viewing windows as if they’re as curious about you as you are about them. You’ll also discover adorable sea otters that tumble and play in ways that will have you smiling for hours.

Shark Encounters: The newest Sharks! Predators of the Deep gallery houses over 1.2 million gallons of water in a 20-foot-deep tank where hammerhead sharks, sand tiger sharks, and zebra sharks cruise past floor-to-ceiling windows. The dive cage experience here lets the bravest visitors get submerged right in the tank with these incredible predators.

Dolphin Spectacular: The dolphin presentation is absolutely unmissable, featuring bottlenose dolphins demonstrating their incredible intelligence, grace, and athleticism. The show combines education with pure entertainment as these marine mammals leap, splash, and interact with their trainers in ways that showcase the special bonds between humans and dolphins.

Penguin Paradise: African penguins waddle and swim in their specially designed habitat, creating endless entertainment as they dive, play, and interact with each other. Their underwater viewing area lets you watch these tuxedo-clad performers swim with surprising speed and agility.

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Touch Pool Adventures: The Georgia Explorer gallery features interactive touch pools where you can actually feel the smooth skin of stingrays and the prehistoric shells of horseshoe crabs. These hands-on encounters make the ocean feel less mysterious and more accessible, especially for younger visitors.

Atmosphere & Immersive Design

Architectural Marvel: The facility’s blue metal-and-glass exterior hints at the aquatic wonders inside, while the interior creates an immersive underwater journey. Each gallery transports you to different ocean environments, from tropical coral reefs to cold Arctic waters, with carefully designed lighting that mimics natural underwater conditions.

Crowd Flow Dynamics: The aquarium’s layout encourages natural flow through exhibits, though the Ocean Voyager tunnel can become quite packed during peak times. The moving walkway ensures everyone gets their moment with the whale sharks, even when crowds are heavy. Early morning visits provide the most peaceful viewing experiences.

Educational Atmosphere: Interactive displays and educational presentations throughout create a learning environment that feels engaging rather than overwhelming. Digital displays and mobile app integration provide deeper dives into marine science without cluttering the visual experience.

Sensory Experience: The sound of bubbling water, the play of light through massive tanks, and the gentle hum of filtration systems create an incredibly immersive atmosphere. You’ll find yourself naturally speaking in hushed tones as the underwater world captures your complete attention.

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Other Considerations

Pricing Value: Tickets start around $40-65 depending on the day and time, with online advance purchase saving you money. While this puts it in the higher price range for Atlanta attractions, the sheer scale and uniqueness of the experience justifies the cost. Annual passes provide excellent value for locals who want to return multiple times.

Timing Your Visit: Plan for at least 3-4 hours to fully experience everything, though you could easily spend an entire day here. Weekday visits tend to be less crowded, while weekends can get quite busy. Arriving right when they open gives you the best photo opportunities and most peaceful viewing experiences.

Parking Logistics: The aquarium offers a dedicated parking deck for $25 when booked online in advance. Street parking and nearby lots provide alternatives, but the convenience of attached parking is worth the premium during busy periods. MARTA public transit also connects to the downtown location.

Family Considerations: The aquarium works beautifully for all ages, from toddlers mesmerized by colorful fish to adults fascinated by conservation science. Stroller-friendly pathways and family restrooms make logistics easy, while the nursing room on the second floor accommodates feeding needs.

Special Experiences: Behind-the-scenes tours for an additional $16 provide exclusive access to areas where you can watch whale sharks being fed from above. Animal encounters and diving experiences with whale sharks offer once-in-a-lifetime opportunities, though these premium experiences require advance booking months ahead.

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Best Photo Spots: The Ocean Voyager tunnel provides stunning silhouette shots, while the beluga whale viewing area offers incredible close-up opportunities. The new shark gallery’s floor-to-ceiling windows create dramatic lighting for photography.


Georgia Aquarium
📍 225 Baker St NW, Atlanta, GA 30313

Writer: Tyrell Gaines
Click to read bio

I've lived in Georgia my whole life and love it here. Nothing beats a local peach cobbler and sweet tea or a Friday night football game. I'm blessed to be able to write about the state that I call home.