Construction Fails

A highway bridge collapse sparks a probe into hidden structural flaws from sinking roads to a leaning skyscraper.

Tomorrow · Saturday, 18 July 2 airings
15:00
National Geographic Channel
S3 E1 · Sinkhole City
16:00
National Geographic Channel
S3 E2 · Trouble in Thailand
Tuesday, 21 July 1 airing
21:00
National Geographic Channel
S3 E4 · Hidden Flaws