Marengo Cave, located in Marengo, Indiana, is a stunning natural limestone cavern that was discovered in 1883 by two children, Blanche and Orris Hiestand. This U.S. National Landmark offers visitors a chance to explore its beautiful and intricate formations through guided tours. The cave features an array of striking stalactites, stalagmites, and flowstone deposits. Beyond its geological wonders, Marengo Cave also provides educational programs and activities, making it a popular destination for school groups, families, and anyone interested in spelunking or geology.
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