As summer starts to wind down, you may be looking for one last hurrah that won't break the bank.

Maybe you don't even want to leave the state of Iowa.

Travel doesn’t have to be expensive, even here in Iowa. Stacker used Tripadvisor data to find the most loved free things to do across our state, focusing on visitor ratings, reviews, and popularity.

See the top 30 that made the list below.

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Fun Free Things to do in Iowa

Many of the top 30 are free because they're outdoors-based. Many may be a bit of a drive, but hey, the attraction is free.

That makes a drive seem more reasonable.

A couple that made the list include Maquoketa Caves State Park

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This unique geological wonder where you can explore miles of trails, dramatic caves, and scenic views, all without spending a dime. Visitors rave about the layout and natural beauty.

National Mississippi River Museum & Aquarium in Dubuque.

Dive into river history with hands-on exhibits, wildlife displays, and riverboat experiences.

Photo by Drew Dau on Unsplash
Photo by Drew Dau on Unsplash
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It’s perfect for families and curious minds, islander critics say it’s educational and super engaging.

Grotto of the Redemption in West Bend.

This stunning religious monument, made from semi-precious stones, draws visitors with its awe-inspiring detail and spiritual atmosphere.

See The Top 30 Free Places to Visit in Iowa

They’re either naturally beautiful, artistically striking, or historically rich, and they deliver that wow factor without charging admission.

Ratings and engagement on Tripadvisor show that these places leave a lasting impression, even though you don’t pay to enter.

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Check out the top 30 free things to do in Iowa!

LOOK: Highest-rated free things to do in Iowa, according to Tripadvisor

Stacker compiled a list of the highest rated free things to do in Iowa from Tripadvisor.

Gallery Credit: Stacker

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Gallery Credit: Stacker