The Top 20 Natural Monuments in Indiana
Indiana’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 20
beautiful natural monuments in Indiana. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
beautiful natural monuments in Indiana. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
Last updated: November 27, 2025
Dunes Succession Trail
Highlight (Segment) • Trail
The Dune Succession Trail is a fantastic one-mile loop that transitions from bare dunes to oak woodlands, with 250 stairs leading to stunning views of Lake Michigan and the Chicago …
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Cowles Bog National Natural Landmark
Highlight • Natural Monument
Cowles Bog National Natural Landmark was designated as a national landmark in 1965 due to its outstanding plant diversity.
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Mount Tom Viewpoint
Highlight • Viewpoint
Mount Tom is the highest dune in the state of Indiana at 192 feet above Lake Michigan. From the top you get stunning views of Lake Michigan and on a clear day you can see the skyline of Chicago.
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Mounds State Park
Highlight • Historical Site
Mounds State Park is a 251-acre park with an emphasis on Native American heritage and mounds. There are ten ceremonial mounds built by the prehistoric Adena peoples within the park's boundaries. The park runs along the White River.
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View of Lake Michigan beach
Highlight • Beach
This is a beautiful, walk-in-only spot along the shore of Lake Michigan. Until you reach the beach, please stay on the marked trails to protect the dunes!
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Flowing Well Park
Highlight • Natural Monument
Small 15 acre park on Carmel's eastside that features an artesian well discovered in the 1800's where visitors can fill water jugs. The park also has a mile long nature trail along Cool Creek.
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Bally Beach
Highlight • Beach
Bally Beach is an incredible dune beach right off of the Greenbelt Trail. Enjoy a beach day after a pleasant hike throughout the Indiana Dunes National Park.
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Angel Mounds State Historic Site
Highlight • Historical Site
Located just southeast of Evansville, Indiana, Angel Mounds State Historic Site preserves the remains of a thriving Mississippian‐period community that existed from around AD 1100 to 1450. Across more than …
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Patton Cave
Highlight • Cave
Just off the trail you can find Patton Cave. This cave is great for people of all caving abilities, but always take precaution when entering any cave. There are many …
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Ogle Lake
Highlight • Lake
This crystal clear 17-acre lake is located in Brown County State Park. It offers excellent fishing, as well as a hiking trail that snakes around the lake. During the fall season the colors around the lake are quite impressive.
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