Mermaid Day

Mon Jun 29 2026 at 10:30 am to 06:30 pm UTC-05:00

2225 E Shaulis Rd, Waterloo, IA, United States, Iowa 50701 | Waterloo

Lost Island Waterpark
Publisher/HostLost Island Waterpark
Mermaid Day
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Help us celebrate our Lost Island Mermaids! There will be sticker/tattoo giveaways, specials on mermaid merch, and a raffle for the Mermaid Experience!
AND... Keep your eyes peeled for special guests from Lost Island Themepark!
Enjoy $10 off the single day Island Pass at the gate.
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2225 E Shaulis Rd, Waterloo, IA, United States, Iowa 50701

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