Things To Know Before You Come
We are happy that you are coming to Indiana Dunes National Lakeshore! Explore these pages to discover the essential information you need to know before you leave home such as the:
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Did You Know?
Cowles Bog is not a true bog but rather a fen because it has an underground water source. This water source has contact with limestone bedrock, making the fen’s water slightly alkaline. Indiana Dunes National Lakeshore is restoring a portion of this fen.