05/31/2026
Planning a summer visit? We’ll be open on these upcoming holidays and holiday weekends:
☀️ Juneteenth — Thursday, June 19
Open 10am - 5pm
👔 Father’s Day Weekend — June 20–21
Open 9am - 5pm (one hour early!)
🎆 Fourth of July Weekend — July 4–5
Open 10am - 5pm
Whether you’re introducing someone to their favorite aquatic animal, looking for a fun family outing, or just escaping the summer heat, we’d love to see you at Greater Cleveland Aquarium!
05/26/2026
Did you know archerfish are basically nature’s sharpshooters? 🎯🐟
Found in our Asia & Indonesia Gallery, these fascinating fish hunt by shooting jets of water from their mouths to knock insects off branches above the water. Some can hit targets from several feet away with impressive accuracy!
05/20/2026
This Memorial Day Weekend, Greater Cleveland Aquarium is saying thank you to those who serve our communities every day. 🇺🇸🌊
During our Waves of Appreciation Weekend (May 23–25), eligible military members, veterans, reservists, first responders, medical professionals and emergency personnel receive FREE admission and parking with validation.
Offer available in person only with valid ID. Please do not purchase tickets online if you plan to use this offer.
05/18/2026
Those dramatic fins aren’t just for show. 🦁🐟
Red Lionfish have venomous spines that help protect them from predators in the wild.
You can spot this striking species in our Industry & Habitat gallery!
05/12/2026
This Father’s Day Weekend, trade the neckties for sharks, stingrays and selfies. 🦈📸
Celebrate Father’s Day Weekend at Greater Cleveland Aquarium on June 20 & 21 with parenting-themed activities, extended hours, special encounters and 50% off adult admission for dads, stepdads, foster dads and grandpas with the purchase of another ticket.
Spend the weekend exploring the many surprising ways animals care for their young—from dads that carry eggs to species that protect and prepare the next generation in completely different ways. Along the way, you’ll discover a few fun facts, make some memories and maybe even find your new favorite aquarium animal.
Plus:
• Parenting-themed trivia & activities
• Early hours (9am–5pm)
• Stickers for dads while supplies last
• 10% off Aquarium Annual Passes June 13–21 with code DAD26
05/08/2026
Slow down and explore together this Mother’s Day Weekend. 🐟 Join us Saturday & Sunday, May 9 & 10 (9am–5pm) for parenting‑themed activities and half‑off admission for moms at the ticket counter.
Details: https://www.greaterclevelandaquarium.com/event/mothers-day-weekend/