Arizona PBS Previews

Time Scanners: Colosseum

Preview | 30s

"Colosseum" – Laser-scanning experts try to discover how the Colosseum's mysterious roof really worked and even how the mighty Colosseum will perform in computer testing against a modern sports stadium. (Also Fri. 12/18 at 2 a.m.; Sun. 12/20 at 2 p.m.)

Aired: 12/16/15

Expired: 12/16/15

Rating: NR

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Arizona PBS Previews is a local public television program presented by Arizona PBS.