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7 Episodes 2012 - 2012
Episode 1
45 mins
Return to the 57-kilometer long high-speed rail tunnel in Switzerland's Gotthard Mountain range to see what it will take to finish the project by 2017.
Episode 2
45 mins
Returning to Tenerife to check on the world's best water park which now seems destined to remain dry after numerous problems.
Episode 3
45 mins
Crews race against the clock to finish an important venue and signature landmark for the 2012 London Olympics.
Episode 4
45 mins
Mega Builders return to Istanbul to update the Marmaray rapid-transit project, which continues to have delays.
Episode 5
45 mins
Six years after piles were pounded into the muddy bottom of San Francisco Bay the new Bay Bridge is about to be topped off.
Episode 6
45 mins
Inside a famous Swedish hotel which is constructed from 10, 000 tonnes of ice and 30, 000 tonnes of snow, and boasts a frozen bar and cinema screen.
Episode 7
45 mins
Mega Builders revisits previous covered projects and gives us an update to their progress.