S1 E1: The Sears Tower, Chicago
The Sears Tower is still the tallest tower in the US and was the tallest building in the world for 25 years.
27 minutes
Vertical City
A high-rise hike around the world's most iconic skyscrapers and the stories of their construction.
S1 E2: The Turning Torso, Sweden
This spire in Malmo, Sweden is a world-class design and is the tallest building in Scandinavia.
27 minutes
S1 E3: 7 World Trade Center, New York
The first skyscraper to be constructed on Ground Zero has taken skyscraper safety to new levels.
27 minutes
S1 E4: Commerzbank, Frankfurt
Keith Keaveney visits the world's first eco-friendly skyscraper in Germany.
27 minutes
S1 E5: Eureka Tower, Melbourne
The tallest residential building in the world is the most exclusive address in the Southern Hemisphere.
27 minutes
S1 E6: Torre Mayor, Mexico City
Torre Mayor can withstand earthquakes that would obliterate average towers.
27 minutes
S1 E7: Q1, Australian Gold Coast
Torre Mayor can withstand earthquakes that would obliterate average towers.
27 minutes
S1 E8: Cira Center, Philadelphia
Built by Cesar Pelli, this tower is in a bleak area of the town.
27 minutes
S1 E9: Cologne Cathedral
Cologne Cathedral is a reminder of the times when towns would compete to build higher.
27 minutes
S1 E10: One Canada Square, London
The United Kingdom's tallest skyscraper, One Canada Square, changed London's skyline in the 1990's.
27 minutes