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  2. List of tunnels in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_tunnels_in_the...

    Other tunnels in New York State: New York City water supply system tunnels 1 and 2; New York City Water Tunnel No. 3; Otisville Tunnel on Erie Railroad, Otisville, Orange County [35] Shandaken Tunnel, New York City water supply system, between Schoharie Reservoir and Esopus Creek; State Line Tunnel, Canaan, on the Boston and Albany main rail line.

  3. Houston tunnel system - Wikipedia

    en.wikipedia.org/wiki/Houston_tunnel_system

    A tunnel in the west part of the downtown loop. The Houston tunnel system is a network of subterranean, climate-controlled, pedestrian walkways that links 95 full city blocks 20 feet (6 m) below Houston's downtown streets. It is approximately six miles (9.7 km) long. [1] There are similar systems in Chicago, Dallas, Oklahoma City, Montreal, and ...

  4. Underground city - Wikipedia

    en.wikipedia.org/wiki/Underground_city

    Melbourne is said to have the largest underground tunnel system in the world spanning over 1,500 km (930 mi), with the clandestine group known as the Cave Clan who meet regularly to explore, vandalise, socialise and map out this network. The vast majority of these tunnels are decommissioned or for stormwater purposes.

  5. Derinkuyu underground city - Wikipedia

    en.wikipedia.org/wiki/Derinkuyu_underground_city

    The city at Derinkuyu was fully formed in the Byzantine era, when it was heavily used as protection from Arab Muslims during the Arab–Byzantine wars (780–1180 AD). [8] [9] [d] The city was connected with another underground city, Kaymakli, through 8–9 km (5.0–5.6 mi) of tunnels. [10]

  6. Disney utilidor system - Wikipedia

    en.wikipedia.org/wiki/Disney_utilidor_system

    In Disney theme parks, the utilidor system is a system of some of the world's largest utility tunnels, mainly for Walt Disney World's Magic Kingdom in Florida.The utilidors, short for utility corridors, are a part of Disney's "backstage" (behind-the-scenes) area.

  7. Tunnel network - Wikipedia

    en.wikipedia.org/wiki/Tunnel_network

    In transport, tunnels can be connected together to form a tunnel network.These can be used in mining to reach ore below ground, in cities for underground rapid transit systems, in sewer systems, in warfare to avoid enemy detection or attacks, as maintenance access routes beneath sites with high ground-traffic such as airports and amusement parks, or to extend public living areas or commercial ...

  8. Elon Musk’s underground transit system in Las Vegas is a ...

    www.aol.com/finance/elon-musk-underground...

    The tunnel system is a far cry from the ... Musk had envisioned sci-fi systems for cities worldwide that would shoot pods carrying passengers through underground tubes at hundreds of miles per ...

  9. Minneapolis Skyway System - Wikipedia

    en.wikipedia.org/wiki/Minneapolis_Skyway_System

    The Minneapolis Skyway System is an interlinked collection of enclosed pedestrian footbridges that connect various buildings in 80 full city blocks over 9.5 miles (15.3 km) [1] [2] of Downtown Minneapolis, enabling people to walk in climate-controlled comfort year-round. [3]