Mega Builders II

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We'll go behind-the-scenes to look at some of the biggest and most intriguing construction and engineering projects being tackled around the globe today. Among the topics covered during season two: the biggest concrete arch bridge in North America; the Gotthard Base Tunnel project, and the world's longest and fastest Flying Roller Coaster.

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Madrid's Big Dig

The city of Madrid has hired a team of top-notch German engineers to design the only tunneling machine in the world big enough to bury its busy ring road deep underground.

Thursday April 17, 7:00pm
Crossing the Colorado

A team of construction workers has taken on the building of the biggest concrete arch bridge in North America.

Thursday April 17, 11:00pm
Crossing the Colorado

A team of construction workers has taken on the building of the biggest concrete arch bridge in North America.

Friday April 18, 6:00pm
Crossing the Colorado

A team of construction workers has taken on the building of the biggest concrete arch bridge in North America.

Sunday April 20, 6:00pm
Crossing the Colorado

A team of construction workers has taken on the building of the biggest concrete arch bridge in North America.

Thursday April 24, 7:00pm
Extreme Elevation

In Dubai, the Burj Dubai project pushes engineers and construction workers' wits to the limit as they face the fierce desert heat and wind, while making history at stratospheric heights.

Thursday April 24, 11:00pm
Extreme Elevation

In Dubai, the Burj Dubai project pushes engineers and construction workers' wits to the limit as they face the fierce desert heat and wind, while making history at stratospheric heights.

Friday April 25, 6:00pm
Extreme Elevation

In Dubai, the Burj Dubai project pushes engineers and construction workers' wits to the limit as they face the fierce desert heat and wind, while making history at stratospheric heights.

Sunday April 27, 6:00pm
Extreme Elevation

In Dubai, the Burj Dubai project pushes engineers and construction workers' wits to the limit as they face the fierce desert heat and wind, while making history at stratospheric heights.

Thursday May 1, 7:00pm
Moving Mountains

The Gotthard Base Tunnel project between Lucerne and Milan is a mega project that has its challenges, including the 3,000-metre-high mountains in its path.

Thursday May 1, 11:00pm
Moving Mountains

The Gotthard Base Tunnel project between Lucerne and Milan is a mega project that has its challenges, including the 3,000-metre-high mountains in its path.

Friday May 2, 6:00pm
Moving Mountains

The Gotthard Base Tunnel project between Lucerne and Milan is a mega project that has its challenges, including the 3,000-metre-high mountains in its path.

Sunday May 4, 6:00pm
Moving Mountains

The Gotthard Base Tunnel project between Lucerne and Milan is a mega project that has its challenges, including the 3,000-metre-high mountains in its path.

Thursday May 8, 7:00pm
Sinking Wings

Off the coast of Vancouver Island, the airframe of a Boeing 737 will soon begin a new life underwater as a gigantic artificial reef. The challenge is to lower it to the bottom of the sea - intact.

Thursday May 8, 11:00pm
Sinking Wings

Off the coast of Vancouver Island, the airframe of a Boeing 737 will soon begin a new life underwater as a gigantic artificial reef. The challenge is to lower it to the bottom of the sea - intact.

Friday May 9, 6:00pm
Sinking Wings

Off the coast of Vancouver Island, the airframe of a Boeing 737 will soon begin a new life underwater as a gigantic artificial reef. The challenge is to lower it to the bottom of the sea - intact.

Sunday May 11, 6:00pm
Sinking Wings

Off the coast of Vancouver Island, the airframe of a Boeing 737 will soon begin a new life underwater as a gigantic artificial reef. The challenge is to lower it to the bottom of the sea - intact.

Thursday May 15, 7:00pm
Bangkok Bridge

It's so massive it's come to be known as the Bangkok Mega Bridge - and it hasn't even been built yet.

Thursday May 15, 11:00pm
Bangkok Bridge

It's so massive it's come to be known as the Bangkok Mega Bridge - and it hasn't even been built yet.

Friday May 16, 6:00pm
Bangkok Bridge

It's so massive it's come to be known as the Bangkok Mega Bridge - and it hasn't even been built yet.

Sunday May 18, 6:00pm
Bangkok Bridge

It's so massive it's come to be known as the Bangkok Mega Bridge - and it hasn't even been built yet.

Thursday May 22, 7:00pm
Roller Coaster

At Six Flags Magic Mountain, the world's longest and fastest Flying Roller Coaster is under construction. Park Operations Manager Tim Burkhart has just six months to get the coaster open for the busiest part of the season - spring break.

Thursday May 22, 11:00pm
Roller Coaster

At Six Flags Magic Mountain, the world's longest and fastest Flying Roller Coaster is under construction. Park Operations Manager Tim Burkhart has just six months to get the coaster open for the busiest part of the season - spring break.

Friday May 23, 6:00pm
Roller Coaster

At Six Flags Magic Mountain, the world's longest and fastest Flying Roller Coaster is under construction. Park Operations Manager Tim Burkhart has just six months to get the coaster open for the busiest part of the season - spring break.

Sunday May 25, 6:00pm
Roller Coaster

At Six Flags Magic Mountain, the world's longest and fastest Flying Roller Coaster is under construction. Park Operations Manager Tim Burkhart has just six months to get the coaster open for the busiest part of the season - spring break.

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