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Modern Marvels Season 6 Episode 30

Hoover Dam.

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.

Aug. 02, 1999

6 - 48
Lost MarvelsDec. 14, 1999
6 - 47
Casino TechnologyDec. 13, 1999
6 - 46
Niagara PowerDec. 08, 1999
6 - 45
More Engineering Disasters.Nov. 29, 1999
6 - 44
Security SystemsNov. 16, 1999
6 - 43
MotorcyclesNov. 15, 1999
6 - 42
Emergency RoomNov. 08, 1999
6 - 41
FortsOct. 25, 1999
6 - 40
More Earthmovers.Oct. 18, 1999
6 - 39
The Tool Bench: Hand ToolsOct. 13, 1999
6 - 38
The Tool Bench: Power ToolsOct. 12, 1999
6 - 37
SimulatorsOct. 11, 1999
6 - 36
FireworksSep. 27, 1999
6 - 35
NewspapersSep. 13, 1999
6 - 34
ParachutesSep. 06, 1999
6 - 33
Crash TestingAug. 31, 1999
6 - 32
New York BridgesAug. 23, 1999
6 - 31
Baseball ParksAug. 09, 1999
6 - 30
Hoover Dam.Aug. 02, 1999
6 - 29
Dynamite.Jul. 20, 1999
6 - 28
Offshore Oil DrillingJul. 19, 1999
6 - 27
Scuba And Deep Sea DivingJul. 12, 1999
6 - 26
Rescue EquipmentJul. 06, 1999
6 - 25
U.S. Mints: Money MachinesJun. 21, 1999
6 - 24
Battlefield MedicineMay. 25, 1999
6 - 23
Spy TechnologyMay. 01, 1999
6 - 22
City ParksApr. 26, 1999
6 - 21
Engineering DisastersMar. 30, 1999
6 - 20
Physical FitnessMar. 15, 1999
6 - 19
Airships.Mar. 09, 1999
6 - 18
ClocksFeb. 22, 1999
6 - 17
Mail DeliveryFeb. 08, 1999
6 - 16
StereosJan. 25, 1999
6 - 15
Weather PredictionJan. 01, 1999
6 - 14
ProstheticsDec. 28, 1998
6 - 13
BombsDec. 23, 1998
6 - 12
Extreme Sports GadgetsDec. 16, 1998
6 - 11
Medical ImagingDec. 07, 1998
6 - 10
PlasticsNov. 23, 1998
6 - 9
The Police CarNov. 09, 1998
6 - 8
Antibiotics: The Wonder DrugsNov. 03, 1998
6 - 7
Monumental StatuesOct. 28, 1998
6 - 6
The Oakland Bay Bridge.Oct. 12, 1998
6 - 5
Las Vegas Hotels.Oct. 06, 1998
6 - 4
AquariumsSep. 28, 1998
6 - 3
History of Tall BuildingsAug. 24, 1998
6 - 2
The Atlantic WallAug. 03, 1998
6 - 1
DemolitionJul. 27, 1998