S10 · E55

Machu Picchu

Sep 24, 200344m

The engineering marvel Machu Picchu sits perched on a ridge in the Peruvian Andes. Originally built by the Incas, this magnificent structure remains a mystery. Was it an observatory? Pleasure retreat? Fortress? This program presents the most current theories.

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Machu Picchu

Episodes

Trans-Siberian Railroad

Castles & Dungeons

Ice Road Truckers

Winter Warriors

Booby Traps

The Alcan Highway

Twin Towers of the East

The Mackinac Bridge

Bullet Trains

Non-Lethal Weapons

Space Stations

Army Corps of Engineers

Black Hawk: Night Stalker

Japanese Guns of WWII

Titanic Tech

Coal Mines

Secrets of the Acropolis

Machine Guns

Ball Turret Gunners

U.S. Guns of World War II

MiG 15

T-34: Russian Victory

Tank Crews

Harley-Davidson

Torture Devices

Cosmodrome

Exterminator

Million Dollar Guns

High Voltage

4x4

Dangerous Cargo

Gunslingers

More Engineering Disasters

Engineering Disasters 4

Nature Tech: Tsunamis

Logging Tech

Breaking the Sound Barrier

Car Crashes

Sandhogs

Convertibles

Loading Docks

Terror Tech: Military

Nature Tech: Tornadoes

Military Movers

Police Guns

Terror Tech: Defending the Highrise

Bullets

Aircraft Carrier

The Gunboats of Vietnam

Metal

Landmines

Space Shuttle Columbia

Overseas Highway

Terror Tech: Civilian

Machu Picchu

The PT Boats

The Battleships

Early Machine Guns

Smart Bombs

Lake Pontchartrain Causeway

Inviting Disaster 1: Three Mile Island

The Luftwaffe

Panzers

U-Boats

Inviting Disaster 2: The Kursk

FBI's Crime Lab

Inviting Disaster 3: Challenger and Columbia

Inviting Disaster 4, Building Failures

Shipyards

Guns of the Sky

Extreme Trucks

Guns of Infamy

ET Tech

Million Dollar Cars

The Technology of Lewis and Clark

B-52: Stratofortress

Extreme Sports Gadgets

Rolls Royce