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  2. A Cold War-era bomb shelter in Florida has new owners. What's ...

    www.aol.com/cold-war-era-bomb-shelter-100924902.html

    The bomb shelter and surrounding 5.85 acres were sold July 12 to South Rock Road LLC for $899,000. According to neighbor Marty Rhoat, speculation about the bunker has grown in the surrounding ...

  3. Construction of the Cheyenne Mountain Complex - Wikipedia

    en.wikipedia.org/wiki/Construction_of_the...

    Excavation was nearly complete in August 1962, but a geological fault in the ceiling of one of the intersections needed to be reinforced with a $2.7 million massive concrete dome. [1]: 19 President John F. Kennedy visited NORAD at the Chidlaw Building on June 5, 1963, to obtain a briefing on the status of the Cheyenne Mountain Complex.

  4. La Coupole - Wikipedia

    en.wikipedia.org/wiki/La_Coupole

    La Coupole (English: The Dome), also known as the Coupole d'Helfaut-Wizernes and originally codenamed Bauvorhaben 21 ('Building Project 21') or Schotterwerk Nordwest (Northwest Gravel Works), [3] is a Second World War bunker complex in the Pas-de-Calais department of northern France, about 5 kilometres (3.1 mi) from Saint-Omer, and some 14.4 kilometers (8.9 miles) south-southeast from the less ...

  5. Pillbox (military) - Wikipedia

    en.wikipedia.org/wiki/Pillbox_(military)

    The concrete nature of pillboxes means that they are a feature of prepared positions. Some pillboxes were designed to be prefabricated and transported to their location for assembly. During World War I, Sir Ernest William Moir produced a design for concrete machine-gun pillboxes [ 5 ] constructed from a system of interlocking precast concrete ...

  6. The genius Roman creations that still amaze us today - AOL

    www.aol.com/genius-roman-creations-still-amaze...

    At 43 meters (140 feet) in diameter, this historic half-sphere is still the largest unreinforced concrete dome in the world, nearly 2,000 years after it was made.

  7. Diefenbunker - Wikipedia

    en.wikipedia.org/wiki/Diefenbunker

    The Carp shelter would be the largest of such facilities (over 9,300 m 2 (100,000 sq ft) [10]) and the only one in the immediate Ottawa area. The underground 4-storey bunker required 32,000 tonnes of concrete and 5,000 tonnes of steel. The structure was capable of withstanding a nuclear blast of up to 5 megatons from 1.8 km (1.1 mi) away.

  8. Vivos (underground shelter) - Wikipedia

    en.wikipedia.org/wiki/Vivos_(underground_shelter)

    Vivos plans to convert a surplus Cold War Soviet-built underground complex of 250,000 square feet (2.3 ha) located in Rothenstein, Germany, into a luxury shelter to house up to 1,000 people, a small zoo, storage for cultural treasures, and a gene bank for reconstituting plants and animals after a possible extinction event.

  9. Where can I find hurricane shelters open near me in Florida?

    www.aol.com/news/where-hurricane-shelters-open...

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