MegaStructures Season 3 Episode release dates & where to watch

1. Berlin Wall

A history of the Berlin Wall, the “wall of shame” that divided East and West Germany from 1961 to 1989. The hour chronicles escape attempts and how East German authorities responded to them, and also recalls the opening of the Wall on Nov. 9, 1989. East and West Germany were formally reunited a year later.

2. Impossible bridges: Denmark to Sweden

The Oresund, spanning 10 miles in length, is the longest bridge in the world. The bridge links countries Denmark and Sweden, and Megastructures chronicles the history in it's design and construction.

3. Impossible Bridges: Greece

Megastructures chronicles the design and construction of Greece's Rion-Antirion Bridge. The bridges is the longest cable-stayed bridge in the world and spans over the straits of Corinth.

4. Apache Helicopter

5. Hoover Dam

Explore the US Treasury's impenetrable subterranean vaults housing monster money-making machines that churn out billions of dollars. See the army of protectors that ensure the world's most powerful economy with the mantra: "In God We Trust". Discover the elaborate systems of design and protection at the US Treasury premier currency manufacturer and her sister operation, the Bureau of Engraving and Printing.

6. Inside NCIS

The Naval Criminal Investigative Service (NCIS) is the United States Department of the Navy's primary law enforcement agency. Let Megastructures give you a first hand tour!

7. Impossible Bridges:China Finale

Lupu Bridge in Shanghai, Runyang Bridge in Jiangsu Province, and Sutong Bridge near Suzhou

8. Garbage Mountain

The Naval Criminal Investigative Service (NCIS) is the United States Department of the Navy's primary law enforcement agency. Let Megastructures give you a first hand tour!

9. Ice Hotel

10,000 tons of crystal clear ice and 30,000 tons of pure snow are needed to build the Ice Hotel in Sweden every year. The hotel accommodates over 100 guests and every bedroom is unique. It has become renowned for its ingenuity and originality but it isn't the only structure created from ice. A little further into Sweden's northern wilderness is a network of roads that are created every winter on top of the Baltic Sea. Witness the construction and disappearance of two of the world's most unique Megastructures.

10. Machines of War: Tanks

11. Supertanker

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12. Machines of War: Missiles

Uncovering the secrets behind the engineering and designs of the supertankers in one of the largest shipyards in the world. And discovering the technology, power and science of these lords of the oceans.

13. How it's built: Steel

Track the flight of a Tomahawk cruise missile from launch to target and discover the technology that makes the missile the ultimate surgical attack weapon.

14. Machines of War: Guns

It's man made and one of the strongest materials on earth. Explore the science behind steel and the innovations it has made possible -- from the Brooklyn Bridge to the tools for medical miracles.

15. Panama Canal Unlocked

Megastructures examines the mega-machines used to run the Panama Canal and uncovers the canal's five-billion dollar project for it's expansion.

16. Science of Bricks

Brick: They are an essential building block of civilization. They are one of the worlds first building materials and today they continue to create structures that amaze us. From paving our driveways to lining our fireplaces and chimneys, brick is part of our daily lives. But when thousands or millions of these simple blocks are stacked together, people have changed the course of history. How Its Built: Brick will bring viewers through the process that takes a lump of clay, forms it into a simple block, and then uses fire to transform it into a rock hard building material.

17. Science of Concrete

Concrete: It is the most widely used building material on earth. It was a building block of the Roman Empire and is a material of choice for a new generation of gravity-defying skyscrapers. From the sidewalks of New York to the fast-growing Burj Dubai, slated to be the worlds tallest building when it is completed in 2008, concrete continues to be a crucial tool of engineers and architects alike. Concrete's footprint is everywhere.

18. Megafactories Ferrari

In this episode, one of the world's most famous sports car, the Ferrari, is featured. From it's design stage to it's completion stage, viewers get to witness some of the manufacturing processes that bring these cars into this world.

19. Ultimate Structures: Super Pipeline

20. Rockeaters of Iceland