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Discover the Wonders of St. Louis Aquarium at Union Station

Explore the St. Louis Aquarium at Union Station, home to 13,000 aquatic animals and interactive exhibits in a historic setting.

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The St. Louis Aquarium at Union Station is a must-visit for anyone traveling to St. Louis, Missouri. Opened in 2019, this state-of-the-art facility features over 13,000 aquatic animals from around the globe, offering an engaging experience for visitors of all ages. As you wander through the aquarium, you'll encounter stunning exhibits that showcase vibrant coral reefs, enchanting jellyfish, and playful otters. The immersive environment allows guests to get up close to fascinating marine creatures, making it a perfect educational experience for families. Located within the historic Union Station, the aquarium not only boasts a fantastic collection of aquatic life but also benefits from the stunning architecture of its surroundings. After exploring the exhibits, visitors can take advantage of the numerous dining and shopping options available at Union Station, making it a full day of fun and adventure. The aquarium's interactive displays and touch tanks allow for hands-on learning, ensuring that both children and adults leave with lasting memories. Plan your visit to coincide with one of the aquarium's special events or animal encounters, which provide unique opportunities to learn more about marine conservation and the creatures that inhabit our oceans. Whether you're a local or a tourist, the St. Louis Aquarium at Union Station guarantees an unforgettable experience that combines education, entertainment, and a love for marine life.

Local tips

  • Purchase tickets online in advance to skip the line and save time.
  • Visit during weekday mornings for a quieter experience, especially during peak seasons.
  • Don't miss the interactive touch tanks, where you can get hands-on with some marine life.
  • Check the schedule for special animal feeding times and educational talks for a more enriching visit.
  • Explore the surrounding Union Station area after your visit for additional shopping and dining options.
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A brief summary to St. Louis Aquarium at Union Station

  • Monday 9 am-5 pm
  • Tuesday 9 am-5 pm
  • Wednesday 9 am-5 pm
  • Thursday 9 am-5 pm
  • Friday 9 am-8 pm
  • Saturday 9 am-8 pm
  • Sunday 9 am-5 pm

Getting There

  • Walking

    From Grand Center, head south on Grand Blvd toward Washington Ave. Continue straight for about 0.5 miles until you reach the intersection with Convention Plaza. Turn left onto Convention Plaza and walk for another 0.3 miles. You will cross over the railway tracks and see the iconic Union Station building ahead. The St. Louis Aquarium is located at 201 S 18th St, which is adjacent to Union Station.

  • Public Transit - MetroLink

    From Grand Center, walk to the Grand MetroLink Station located at 3600 Grand Blvd. Board the MetroLink Blue Line heading towards the 5th & Missouri Station. Ride for 2 stops and get off at the Union Station stop. Once you exit the station, follow the signs to Union Station. The aquarium is located at 201 S 18th St, just a short walk from the station exit.

  • Public Transit - Bus

    Locate the nearest bus stop on Grand Blvd. Check the MetroBus schedule for routes that head towards Union Station. A common route is the #70 Grand bus, which you can board heading north. Travel approximately 3 stops and get off at the 18th St & Convention Plaza stop. From there, walk a short distance to the entrance of Union Station. The St. Louis Aquarium is situated at 201 S 18th St, just a quick walk from the bus stop.

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