
Megastructures
This documentary series focuses on extreme construction projects -- be they the biggest, tallest, longest or deepest in the world -- and the machines used to create extraordinary structures.
- 2004-2024
- 8 seasons
- National Geographic Television
- Documentary
This documentary series focuses on extreme construction projects -- be they the biggest, tallest, longest or deepest in the world -- and the machines used to create extraordinary structures.
Season 2 Episode Guide
23 Episodes 2004 - 2008
Episode 1
Golden Gate Bridge
Fri, Sep 4, 2026
Constructed with non government funding, which had to overcome numerous opposition.

Episode 2
Alcatraz
Tue, Mar 8, 2005
Episode 4
World's Busiest Port
Fri, Sep 4, 2026
Episode 5
Tau Tona, City of Gold
Sat, May 21, 2005
Episode 8
Diamond Diggers: Ekati Diamond Mine
Wed, Jul 27, 2005 45 mins
Travel to Canada's Northwest Territories where monster machines are moving mountains of gem-studded earth at the Ekati Diamond Mine. Here, in the brutal sub-Arctic, meet a trio of the world's most hardcore and mega mining machines.
Episode 9
Sea Launch
Fri, Sep 4, 2026
Episode 10
North Sea Wall
Fri, Sep 4, 2026
Episode 11
Impossible Island: Dubai Palm Island
Fri, Sep 4, 2026
Look at how one of Dubai's greatest engineering marvel came to be. Examining the Palm Island from it's design to method of construction, facing the problems like the effects from the September 11 fears to corrosion and weather.

Episode 12
Indianapolis Motor Speedway
Tue, Sep 13, 2005 45 mins
Episode 13
Super Port: MegaMovers - Port of Rotterdam
Fri, Sep 4, 2026 52 mins
Journey to the Netherlands for an inside look at Rotterdam's Super Port. As Europe's busiest port, its Harbor Control is put to the test by receiving some of the largest and most challenging ships in the world, included the world's largest dry bulk carrier and the second largest container ship that hauls almost 8,500 containers.
Episode 14
C-5 Galaxy
Tue, Sep 20, 2005
Lockheed C-5 Galaxy is a large military transport aircraft originally designed and built by Lockheed, and now maintained and upgraded by its successor, Lockheed Martin.
Episode 15
North Branch Correctional Institution
Fri, Sep 4, 2026 44 mins
To be completed by 2007, Maryland's North Branch Correctional Institution will be one of the world's most hi-tech prisons. The design and construction of the facility and some of the improved security features installed are explored this time.
Episode 16
The World's Biggest Airliner: Airbus
Fri, Sep 4, 2026
The massive, elegant Airbus A380 promises a revolution in air travel. Look at the intricate and impressive processes involved in the construction of this 73m-long, 80m-wide super-plane.
Episode 17
USS Virginia
Fri, Sep 4, 2026 44 mins
Latest US submarine 20% cheaper than the Seawolf. 6 years to design and build.

Episode 18
Ultimate Casino
Fri, Sep 4, 2026
Episode 19
Ultimate Roller Coaster
Fri, Sep 4, 2026
Episode 20
NORAD
Fri, Sep 4, 2026
North American Aerospace Defense Command (NORAD), combined United States and Canada, provides aerospace warning, air sovereignty, and defense for Northern America. Located at Peterson Air Force Base. Nearby Cheyenne Mountain Complex.
Episode 21
Berlin's Grand Central
Fri, Sep 4, 2026 44 mins
In Berlin, a construction team races to finish Europe's newest and largest train station before the football World Cup. Follow the team as it attempts an engineering feat never before accomplished in construction history.
Episode 22
Boston's Big Dig
Mon, Jan 30, 2006
Looks at the design, planning and construction of the Boston Big Dig, in which a whole new transport network is built beneath the city of Boston, USA.
Episode 23
Ultimate Oil Rigs
Fri, Sep 4, 2026 43 mins
Episode 24
Baikonur Cosmodrome
Tue, Nov 1, 2005
Episode 25
World's Tallest Bridge
Fri, Sep 4, 2026
Episode 26
Mega Ship
Fri, Sep 4, 2026
Climb aboard the cargo ship OOCL Atlanta as she journeys from Hong Kong to Singapore. How does a minimal crew keep this 1000 ft long vessel afloat in treacherous seas?