Exhibits and experiences for explorers of all ages

An orange and red dwarf lionfish stares at the camera
OPEN DAILY

Venom

Encounter an array of over a dozen venomous animal species from scorpionfish to assassin bugs to fire urchins in this potent Steinhart Aquarium exhibition.  
Scale model of Argentinosaurus head at entrance to The Worlds Largest Dinosaurs exhibition at the Academy
OPEN DAILY

World's Largest Dinosaurs

Experience an exhibition 200 million years in the making—and heads and tails above the rest. The largest land animals that ever lived have arrived at the Academy!
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Events and activities to kick-start your curiosity

Black and white photo of vintage Steinhart Aquarium railing with bronze seahorse figures
FRIDAY, SEPTEMBER 29

Happy 100th, Steinhart!

Steinhart Aquarium has been making a splash since 1923. Dive into anniversary activities all week long—including pay-what-you-can admission on Friday.
A DJ spins in the Philippine Coral Reef exhibit during NightLife
THURSDAYS | 6-10 PM | 21+

NightLife

Wonder what our animals get up to once the sun goes down? Find out at the Academy’s weekly event that celebrates the unusual intersection of art and science.
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World-changing science starts here

Claude the albino alligator shows his teeth
PHENOMENA

Browse our new blog

We're all smiles: Phenomena is ready for its close-up. Enjoy a menagerie of animal stories, science updates, and aha! moments from across the Academy.
Boy joyfully points at fish overhead in Amazon Flooded Forest Tunnel exhibit
MEMBERSHIPS START AT $99

Join, renew, or donate

Keep up with your favorite creatures by visiting for free all year long—and support our research, education, and access initiatives while you're at it.
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  • Steinhart Aquarium is 100! Enjoy pay-what-you-can admission on Friday, September 29, while supplies last.
  • Please note: Osher Rainforest is closed through November 17 for infrastructure maintenance. Learn more