#1 - Autobahn

Season 2004 - Episode 2

What began as a racing track, and thanks to Adolf Hitler’s World War II propaganda efforts, the track grew into a sophisticated high-speed road system, linking to almost all the major cities in Germany. The Autobahn boasts of having super thick road beds, 4% or less grades, wide lanes, and build on layers of technology. The Autobahn allows vehicles to travel at speeds exceeding 160km/h for roughly 2/3 of its roads. The episode profiles the operations of the highway cops, and their reliance on technology in training, monitoring of roads and various methods of arrest. It also looks at the ADAC, an automobile club, which provides on the spot road assistance. Nicknamed ‘The Yellow Angels’, they also provide air medical rescue. The system of maintenance of the Autobahn is also examined. All this infrastructure makes this mega structure into one of the world’s most safest super highway.

#2 - Megabridges: Greece

Season 2009 - Episode 9

#3 -

Season 2013 - Episode 1

#4 - Grand Canyon Skywalk

Season 2009 - Episode 2

Perched 4,000 feet above the Colorado River on the very edge of the Grand Canyon is one of the most recent and innovative engineering marvels of our time. The Grand Canyon Skywalk, opened to the public in March 2007, is an engineering masterpiece united with natural wonder. It is the first ever cantilever designed glass bridge. Constructed in a horseshoe shape, visitors are given the chance to walk out over the edge of the canyon and look straight down. It's about 4,000 feet above the canyon, which is higher than any of the world's largest buildings and extends 70 feet from the edge. Take a closer look at the Skywalk's design, construction and the people that made it a reality.

#5 - Skyscraper in the Round

Season 2010 - Episode 2

Uncover how Abu Dhabi's extraordinary Aldar HQ skyscraper, in the form of a circle sitting on its edge, came to be built.

#6 - Electric Ocean

Season 2007 - Episode 1

Three teams of engineers are locked in a race to harness what may be the most powerful form of green energy: swift tidal currents and battering waves, the power of the oceans.

#7 - Inside The Pentagon

Season 2005 - Episode 3

Cameras are taken inside the Pentagon for a rare look at the usual going ons in the Pentagon, and a look at how the important meetings might be conducted. High ranking military officials and politicians also share their feelings about the Pentagon.

#8 - Super Copters

Season 2011 - Episode 2

Incredible technology is making these 'super copters' much more impervious to attack, with Kevlar and other advanced composite materials strengthening the body - while keeping it lightweight. Using live action, re-creations, amazing archival footage and advanced CGI, we marvel at the creation of today's 'super copters' - extraordinary multi-purpose helicopters for the twenty-first century.

#9 - Dubai Racecourse

Season 2013 - Episode 2

#10 - Impossible Bridges: Greece 7.00

Season 2006 - Episode 3

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.

#11 - Building the World

Season 2007 - Episode 3

The engineering, design and construction of a man-made archipelago, built in the shape of a world map, just off the coast off Dubai, the project of ruler Sheikh Mohammed bin Rashid Al Maktoum.

#12 - Britain's New Railway

Season 2012 - Episode 3

Explore one of the largest engineering projects in UK history: High Speed One, the groundbreaking high-speed rail link between London and Paris.

#13 - South Pole Station

Season 2008 - Episode 3

Welcome to the South Pole, one of the most isolated places on the planet. For decades, the South Pole has been a haven for astronomy, climatology, and other science fields. Now, nearly 50 years after the first research station was built, a team of mega-builders is daring to construct a 21st century science research facility: the Amundsen-Scott South Pole Station.

#14 - Channel Tunnel 7.33

Season 2004 - Episode 3

The Channel Tunnel or Euro Tunnel is one of the world’s longest underground rail tunnels, and links England with France. Consisting of two rail tunnels and a small service tunnel in-between, they total 153 km in length. The documentary looks at the race between the British and the French to complete the tunneling of the Channel Tunnel and the obstacles faced in its construction.

#15 - World's Busiest Port

Season 2005 - Episode 4

Megastructure takes viewers on an inside look at how the Port of Singapore is able to move a third of the world's trade through the use of shipping and high-tech mega-systems.

#16 - Sears Tower 8.00

Season 2004 - Episode 4

For 20 years, the Sears Tower held the record for the world’s tallest building. Completed in 1973, the 110 stories high building is almost half a kilometer tall. And it still holds the record for having the world’s highest antenna. John Zils, structural engineer and designer of this mega-structure shares some of the secrets about the tower. And get a behind-the-scenes look at some of the various systems and controls that are vital to the building, like security monitoring, the elevators, and the water and power distribution to the various levels, and even the machines that cleans the windows.

#17 - Second Penang Bridge

Season 2014 - Episode 1

The building of the second bridge connecting Peninsular Malaysia to Penang Island spanning a total of 24km, and 16.9km of that over water

#18 - Berlin Wall

Season 2006 - Episode 1

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.

#19 - Golden Gate Bridge

Season 2005 - Episode 1

In 1906, an earthquake of magnitude 7.9 rocked San Francisco. An earthquake of similar or greater proportions is expected to occur in San Francisco again, and soon. The episode takes a look at the efforts that are being made to retrofit and strengthen America’s most recognized bridge, the Golden Gate Bridge, before the next big earthquake happens. It also gives a brief history about the construction of the suspension bridge, and the people who were involved in its construction.

#20 - Italian Superlink

Season 2013 - Episode 4

A team of elite engineers and construction workers as they battle to build Italy’s most ambitious mountain super-highway - the Variante di Valico.

#21 - Kansai International Airport 7.50

Season 2004 - Episode 5

Located 5 km off the coast of Osaka, Japan, is the Kansai International Airport. The airport is built entirely on a man-made island, 4 km long and 1 km wide. The only link between the island and Osaka is by the world’s longest 2-tiered bridge. Although the airport is built to withstand earthquakes and typhoons, the artificial island itself is sinking faster than anticipated. The episode looks at the various measures that are taken to keep the airport ‘afloat’, and the various facilities and services available to keep the airport running.

#22 - Money Factory

Season 2006 - Episode 4

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.

#23 - Monster Shredder

Season 2012 - Episode 4

Experience the mighty mega shredder. The world's largest recycling machine takes the floor space of an entire factory. It will reduce the equivalent of 450 cars an hour to an unrecognizable pulp.

#24 - Hoover Dam

Season 2006 - Episode 5

Exploring Nevada's Hoover Dam in Black Canyon on the Colorado River. The 726-foot dam weighs more than 6,600,000 tons and is 660 feet thick at its base. Completed in 1936, it can store up to two years' worth of the Colorado's average water flow, and generates four billion hours of hydroelectric power a year.

#25 - Secrets of Oscar Tar Bridge

Season 2010 - Episode 5