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NOVA

Colosseum Building Blocks

  • Aired: 01/20/2015
  • 02:04
  • Rating: TV-PG
The Colosseum was built in just several years due to a clever use of repeating arches.
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Colosseum Building Blocks
Colosseum Building Blocks
The Colosseum was built in just several years due to a clever use of repeating arches.
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