Caves
Nearly all of Iowa's caves are found in eastern Iowa, which has a much different geologic makeup than the rolling hills of western Iowa. Limestone is particularly present in the eastern part of the state, playing a significant role in the formation of caves.
![](https://www.iowapbs.org/sites/default/files/2023-04/education-find-geology-top-caves.png)
Creation of the Maquoketa Caves
Learn all about the Maquoketa Caves and how they were formed in this video from FIND Iowa.
Look Around
Let’s take a closer look at three of the caves in Maquoketa Caves State Park.
![Wet stairs leading into the opening of a cave.](/sites/default/files/styles/medium_image/public/2023-04/dancehall_cave.jpg?itok=Ehoptrs-)
Dancehall Cave
Check out the inside of Dancehall Cave at Maquoketa Caves State Park.
Investigate
You can find flowstones in Dancehall Cave at Maquoketa State Park. Let’s take a virtual look at one up close.
![](https://www.iowapbs.org/sites/default/files/2023-04/education-find-geology-top-flowstone.png)
Flowstone
Created from deposits of calcite or other minerals, flowstones are formed when water flows down the walls or along the floors of a cave.