The World’s Largest Aquariums: Which One Should You Visit?
A visit to a great aquarium can easily become one of the highlights of any trip.
From enormous underwater tunnels and dolphin presentations to rare marine animals and interactive exhibits, today’s world-class aquariums offer far more than rows of fish tanks. They combine education, entertainment, conservation, and unforgettable experiences for visitors of all ages.
Whether you’re traveling with young children, planning a romantic getaway, or simply fascinated by marine life, there’s an aquarium somewhere in the world that’s worth adding to your itinerary.
One question travelers often ask is:
Which aquarium is the largest in the world?
Another common question is whether the biggest aquarium is actually the best to visit.
While size certainly matters, every aquarium has its own strengths. Some are famous for their architecture, others for rare marine species, and some are designed specifically with families in mind.
In this guide, we’ll compare some of the world’s most famous aquariums, looking at their size, signature attractions, and what makes each one unique.
The World’s Largest Aquariums
| Rank | Aquarium | Country | Approximate Size |
|---|---|---|---|
| 1 | Chimelong Ocean Kingdom | China | 806,000㎡ |
| 2 | SeaWorld Abu Dhabi | United Arab Emirates | 183,000㎡ |
| 3 | Oceanogràfic Valencia | Spain | 110,000㎡ |
| 4 | Aqua Planet Jeju | South Korea | 93,000㎡ |
| 5 | Georgia Aquarium | United States | 81,000㎡ |
| 6 | Okinawa Churaumi Aquarium | Japan | 71,000㎡ |
Approximate total facility area.
1. Chimelong Ocean Kingdom (China)
Located in Zhuhai, just outside Macau, Chimelong Ocean Kingdom is currently recognized as the world’s largest aquarium and marine theme park.
Rather than functioning as a traditional aquarium, Chimelong combines marine exhibits, amusement rides, animal presentations, hotels, restaurants, and entertainment areas into one enormous resort.
The complex is so large that many visitors find it difficult to experience everything in a single day.
Highlights
- Whale sharks
- Beluga whales
- Dolphins
- Penguins
- Polar bears
- Massive underwater viewing windows
- Marine-themed attractions and rides
One of its biggest highlights is the enormous whale shark exhibit, where visitors can stand in front of one of the world’s largest aquarium viewing panels while watching giant marine animals glide overhead.
Family Tip
If you’re visiting with children, arrive as early as possible and plan a full day here. The park is simply too large to explore comfortably in just a few hours.
2. SeaWorld Abu Dhabi (United Arab Emirates)
Opened in 2023, SeaWorld Abu Dhabi is one of the newest and most technologically advanced marine parks in the world.
Unlike many traditional aquariums, the entire complex is located indoors, making it an ideal attraction throughout the year—even during Abu Dhabi’s extremely hot summers.
Visitors can journey through different marine environments, from the Arctic to tropical oceans and the mysterious deep sea, all within a single building.
Highlights
- Arctic habitats
- Tropical coral reefs
- Deep-sea ecosystems
- Interactive digital experiences
- Educational conservation exhibits
- Immersive multimedia technology
The combination of live marine animals, cutting-edge technology, and interactive storytelling creates an experience that feels more like a modern science museum than a traditional aquarium.
Family Tip
Because the attraction is completely air-conditioned, it’s an excellent choice for families visiting Abu Dhabi during the summer months.
3. Oceanogràfic Valencia (Spain)
Located within Valencia’s spectacular City of Arts and Sciences, Oceanogràfic is the largest aquarium in Europe.
Covering approximately 110,000 square meters, the aquarium features several themed environments representing oceans and marine ecosystems from around the world.
Its striking architecture is almost as famous as the marine life inside, making Oceanogràfic one of Valencia’s most photographed landmarks.
Highlights
- Shark tunnel
- Dolphin stadium
- Beluga whales
- Sea lions
- Penguins
- Jellyfish gallery
- Mediterranean marine habitats
Walking through the underwater tunnel while sharks and rays swim overhead is one of the most memorable experiences in the entire complex.
Family Tip
Oceanogràfic is one of Europe’s best aquariums for families. Children especially enjoy the dolphin presentations, penguin habitats, and interactive exhibits, while parents appreciate the beautiful architecture and spacious outdoor areas. If you’re visiting Valencia, it’s worth setting aside most of the day rather than trying to rush through it.
4. Georgia Aquarium (United States)
Located in Atlanta, Georgia, the Georgia Aquarium is one of the most famous aquariums in the world.
Although several newer facilities are larger in terms of total area, Georgia Aquarium remains one of the few places where visitors can see whale sharks, the largest fish species on Earth.
The aquarium is home to tens of thousands of marine animals from around the globe, making it one of the top attractions in the United States.
Highlights
- Whale sharks
- Manta rays
- Beluga whales
- Sea otters
- Giant ocean habitats
- Interactive educational exhibits
The Ocean Voyager gallery is the aquarium’s signature attraction. Standing in front of its enormous viewing window while whale sharks and manta rays glide past is an unforgettable experience.
Family Tip
Families should plan to spend at least half a day here. Interactive exhibits and touch pools make the visit especially enjoyable for younger children.
5. Okinawa Churaumi Aquarium (Japan)
Located within Ocean Expo Park in Okinawa, Churaumi Aquarium is widely considered one of Asia’s finest aquariums.
Its most famous attraction is the massive Kuroshio Sea Tank, where giant whale sharks and manta rays swim together in one spectacular display.
The aquarium also places a strong emphasis on marine research and conservation while showcasing the incredible biodiversity of Okinawa’s surrounding waters.
Highlights
- Whale sharks
- Giant manta rays
- Coral reef exhibits
- Sea turtles
- Educational marine displays
- Beautiful ocean views
The combination of world-class exhibits and Okinawa’s tropical scenery makes Churaumi Aquarium one of Japan’s most rewarding family attractions.
Family Tip
After visiting the aquarium, spend some time exploring Ocean Expo Park. The playgrounds, gardens, and wide open spaces provide a perfect place for children to unwind.
6. Aqua Planet Jeju (South Korea)
Located on Jeju Island, Aqua Planet Jeju is the largest aquarium in South Korea and one of the biggest in Asia.
The aquarium combines large marine exhibits with live performances, educational programs, and interactive experiences, making it a popular destination for both local families and international visitors.
Its spacious layout allows guests to explore a wide variety of ocean habitats without feeling crowded.
Highlights
- Large shark habitat
- Penguin exhibits
- Seals and sea lions
- Interactive educational programs
- One of Asia’s largest marine facilities
Visitors can also enjoy multimedia performances and exhibitions that combine entertainment with ocean conservation.
Family Tip
Aqua Planet Jeju is ideal for families visiting Jeju Island. The spacious indoor environment makes it a great option even on rainy days.
Which Aquarium Is Best for You?
Every aquarium offers a different experience, so the best choice depends on what you’re looking for.
Best for Families with Children
If you’re traveling with kids, these aquariums offer the best combination of interactive exhibits, spacious facilities, and family-friendly attractions.
- Oceanogràfic Valencia (Spain)
- Okinawa Churaumi Aquarium (Japan)
- Aqua Planet Jeju (South Korea)
Best for Sheer Size
If seeing the world’s biggest marine attractions is your priority, these destinations stand out.
- Chimelong Ocean Kingdom (China)
- SeaWorld Abu Dhabi (United Arab Emirates)
Both are so large that they feel more like full-scale theme parks than traditional aquariums.
Best for Marine Life
These aquariums are particularly well known for housing some of the ocean’s largest and rarest species.
- Georgia Aquarium (United States)
- Okinawa Churaumi Aquarium (Japan)
- Chimelong Ocean Kingdom (China)
Whale sharks, manta rays, beluga whales, and countless other marine animals make these destinations unforgettable for ocean enthusiasts.
Best for Architecture and Photography
Some aquariums are attractions in their own right thanks to their remarkable design.
Oceanogràfic Valencia stands out for its futuristic architecture and beautiful location within the City of Arts and Sciences, making it one of Europe’s most photogenic attractions.
Tips for Visiting Large Aquariums
A little planning can make your visit much more enjoyable.
- Buy tickets online whenever possible.
- Arrive early to avoid the busiest crowds.
- Wear comfortable shoes, as you’ll spend several hours walking.
- Check the schedule for feeding times and animal presentations before your visit.
- Bring a reusable water bottle, especially if you’re traveling with children.
- If you’re visiting during school holidays, weekdays are usually less crowded than weekends.
Final Thoughts
The world’s largest aquariums are about much more than their size.
Each one offers a unique way to experience marine life, whether that’s watching whale sharks glide through enormous tanks, walking beneath sharks in an underwater tunnel, enjoying a dolphin presentation with your children, or learning about ocean conservation through interactive exhibits.
Rather than choosing a destination based solely on square meters, think about the kind of experience you’re hoping to have.
If you’re traveling with young children, interactive exhibits and family-friendly facilities may matter most. If you’re passionate about marine life, seeing rare species like whale sharks or beluga whales could be the highlight of your trip. And if you love photography, an aquarium with remarkable architecture may be just as memorable as the animals themselves.
No matter which destination you choose, visiting one of these world-class aquariums is an experience you’ll remember long after your vacation ends.