Situated in southern Indiana about 120 miles south of Indianapolis is Marengo Cave, a U.S. National Natural Landmark. Two guided tours (Crystal Palace and Dripstone Trail) are offered throughout the year. The Cyrstal Palace Tour is an easy 40 minute walk that is highlighted by a visit to the famous Crystal Palace, one of America’s most beautiful cave rooms. The Dripstone Trail Tour is a one-mile underground trail that takes about one hour and ten minutes to complete.
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