Modern Marvels

Season 8 Episode 40: The St. Louis Arch

It is a majestic structure that rises boldly over the Mississippi river–40,000 tons of steel and concrete that create the biggest arch of its kind in the world. Nothing like it had ever been built before, nor attempted since. We’ll see how its simple and elegant form results from remarkable achievements in construction and engineering.

Genre:

Documentary

Seasons:

23

Episodes:

707

Cast:

Quality:

HD

Duration:

44 min

First Air:

1993

Rating:

8.1