Extras

Video thumbnail: NOVA Colosseum: Roman Death Trap Preview

NOVA

Colosseum: Roman Death Trap Preview

1500 years ago, how did the Romans engineer bloody spectacles and reenact sea battles?

Colosseum: Roman Death Trap Preview

Video thumbnail: NOVA Colosseum Building Blocks

NOVA

Colosseum Building Blocks

The Colosseum was built in just several years due to a clever use of repeating arches.

Colosseum Building Blocks