Hoover Dam.

2nd August 1999 44 mins Season 6 Episode 30

The task was monumental: Build the world's largest dam in the middle of the desert, and tame the river that carved the Grand Canyon–all in seven years! When the Hoover Dam was completed in 1935, it was the largest dam in the world. We'll reveal how this engineering wonder of the world was conceived and built.

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Season 6 · Episode 31

Baseball Parks

Step up to the plate and play ball as we take you on a tour of those amazing edifices of the national pastime–baseball stadiums! From the sandlots and wooden ballparks of the 1800 and 1900s to the monolithic multipurpose stadiums of today, baseball parks have grown into technological wonders that pull in and cost millions.

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