Each episode explores the engineering breakthroughs that have enabled us to develop the largest structures currently in existence. This is done by presenting multiple landmark inventions.
Cast:John Michie , Jem Stansfield , Eddie McCann , Rick D. Wasserman , Andrew Szydlo , Nigel Holness , Andrew Coulls , Mike Ashworth , Don Hale , John Burland , Joseph Cunningham , Cliff Bryant , Manjit Singh , Adam Wojcik , Michael Foale , Randy Bresnick , Bob Bagdigian , Michael Kiley