Showing results for "Underground" in How Things Work
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Underground Storage Vaults: Protecting Priceless Information
- High Security
- By: Kaitlyn Duling
- Narrated by: uncredited
- Length: 6 mins
- Unabridged
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How can important information and valuable items be kept safe as years pass? Many of these items are stored in underground vaults, including recordings and photos from U.S. history, important documents, and more. Locks, guards, secret passwords, and technology all play a part in the protection of the items.
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Underground Storage Vaults: Protecting Priceless Information
- High Security
- Narrated by: uncredited
- Length: 6 mins
- Release date: 24-04-24
- Language: English
- Education & Learning · History · How Things Work
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