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14 American Cities With Crazy Underground Tunnel Systems
|January 14, 2016||Posted by TravelKinds.Com under General||
Credit: Evan Thompson
Old American cities hide many old secrets, and if you believe National Treasure (yes), then you know there’s cool stuff stashed below the sidewalks. You just need to know where to look. Before you do any ill-advised digging, we’ve done it for you. Here are 14 cities with deep roots and even deeper holes in the ground.
More: The 10 Most Beautiful Neighborhoods in America, Ranked
Source : HuffingtonPost.Com