Engineering Connections S2, E5

With hands-on experiments and intrepid investigative work, Richard Hammond reveals the secrets behind modern-day superstructures.

Cast:Richard Hammond , Stephen Ralphs , Hugh Hunt , Jon Hargreaves , Craig Dawson , Ken Mashkie , Alan Carvalho , Andy Bushby , C.P. Wang , Chris Hill , Craig Nance , Tom Bach , Brenda Marsh , Gareth Hughes , Bob Freeman , Toby Ferenczi , Jan Hauge , Derek Lea