Fifteen years, five billion pounds and seventy-eight huge steel gates: this episode follows the project to build a vast sea barrier to protect Venice from flooding.
Engineers and architects attempt to raise the six central towers of Barcelona's Sagrada Familia, making it the world's tallest church, 140 years after maverick architect Antoni Gaudí began building it.
In Norway, Building Giants joins the international team of engineers and construction workers building the Hålogaland Bridge, the longest suspension bridge within the Arctic Circle.
Building Giants meets the engineers and workers building one of the largest and most advanced cruise ships in the world, the 1036-foot-long Meraviglia.
This episode meets the team building the world's most advanced sports arena - the Mercedes Benz Stadium in Atlanta - with the most ambitious retractable roof ever built.
This episode meets the team building one of New York's tallest skyscrapers. But the plot's tiny, so there's not enough room to build it with columns inside. So it has to have its framework outside.
Building Giants follows the epic plan to build 19 miles of new train tunnels underneath Copenhagen - the largest engineering feat in the Danish capital for over 400 years.
