There are countless miles of hidden tunnels under our feet that we don’t really think about. In this episode of Isn't That Spatial, we're going underground to discover the tunnels - from the little-known to the downright mysterious - in our cities and towns.
Who knows what's hiding down there!
Show Notes + Links
Ancient history of building tunnels
Thrillist list of these and more underground tunnels in U.S. cities
More on the train tunnel underneath the Waldorf Astoria Hotel
Ybor City bootlegging and cigar tunnels
Suburban Omaha bootlegging tunnels
More rich people fortresses/tunnels
“America’s Safest House” (or is it?)