Podziemne miasta Sezon 3 Odcinek 4: Secret Sin City

Welcome to Las Vegas, America's Sin City where casinos have made security their highest priority. Join hosts Don Wildman as he uncovers underground vaults, secret surveillance nerve centers, and how the latest technology beats the cheaters. Don shows how a massive engineering feat transformed the city from a barren desert into a mobster metropolis where thieves ran the show from underground tunnels dating back to Prohibition. Vegas is the only city in the world where you can be in Egypt one moment and Italy the next, thanks to a secret underground.