Modern Marvels

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Modern Marvels

S 2 E 18

Tunnels

Apr 27, 1996 | 45m 22s | tv-pg | CC

There is no more potent demonstration of man’s resolve than the design and construction of tunnels–avenues that slice through a conspiracy of elements in the single-minded determination to connect two points. Whether underwater, blasted through solid rock, or negotiating the shifting strata of earth’s unstable crust, we explore the design and engineering of famous tunnels…and the motivation behind them.

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