St. Louis Aquarium at Union Station

St. Louis Aquarium at Union Station Please be respectful of all commenters to the site. Any comments that contain vulgar language, name calling, personal attacks or are off topic will be deleted.
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08/25/2026

Another reason to SHELLEBRATE this Summer coming soon!! 😍😍 Any guesses? 🤔

Warning: Extreme cuteness may cause rapid inflation of excitement! On August 29th, the first 200 kids (12 and under) to ...
08/25/2026

Warning: Extreme cuteness may cause rapid inflation of excitement!

On August 29th, the first 200 kids (12 and under) to enter the Aquarium will receive a FREE stuffed Eugene the Pufferfish.

Don't miss out, Eugene's popularity is known to puff out the line in no time!

Today's SHELLEBRITY spotlight is on our RED-EARED SLIDER! Did you know that a red-eared slider's shell can grow to event...
08/25/2026

Today's SHELLEBRITY spotlight is on our RED-EARED SLIDER!

Did you know that a red-eared slider's shell can grow to eventually be the size of a dinner plate?

Things are about to puff up in the best way! 🐡✨On August 29th, the first 200 kids (12 and under) to enter the Aquarium w...
08/24/2026

Things are about to puff up in the best way! 🐡✨

On August 29th, the first 200 kids (12 and under) to enter the Aquarium will snag a FREE stuffed Eugene the Pufferfish!

Get here early—he tends to blow up in popularity!

08/23/2026

No flashes, wearing dark clothing and shooting straight on through the glass.. just a few of the final tips we have for you to end ! We hope you learned something from our team! 📸🐠✨

NikonUSA

08/23/2026

Fun with Noah Niznik at the Aquarium this morning! A splashtastic way to end a B A N A N A S weekend! 🍌⚾️🐠

TOMORROW! We’re goin’ B A N A N A S over this Meet and Greet! 🍌⚾️Join St. Louis native, Noah Niznik , at the St. Louis A...
08/22/2026

TOMORROW!

We’re goin’ B A N A N A S over this Meet and Greet! 🍌⚾️

Join St. Louis native, Noah Niznik , at the St. Louis Aquarium for your chance to grab a photo, get an autograph and/or film a TikTok with a professional pitcher from America’s favorite dancing baseball team!

Sunday, August 23rd from 10am-2pm at the St. Louis Aquarium!

08/22/2026

Composition, the rule of thirds, negative space and more! Tune in for today’s Quick Photo Tip! 📸

NikonUSA

08/21/2026

Tripods, shutter speeds and wide angle lenses are the names of the game when shooting The St. Louis Wheel Park! We love the look of these! ✨📸

NikonUSA

08/20/2026

Taking pictures in low light? No problem! 📸 Let’s show you how!

Address

201 S 18th Street
St. Louis, MO
63103

Opening Hours

Monday 9am - 7pm
Tuesday 9am - 7pm
Wednesday 9am - 7pm
Thursday 9am - 7pm
Friday 9am - 7pm
Saturday 9am - 7pm
Sunday 9am - 7pm

Telephone

+13149233900

Website

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