Testing ideas
MythBusters, The Secret Life of Machines and Richard Hammond's Engineering Connections take machines apart to see how they work.
Giant structures
Extreme Engineering, Impossible Engineering, Modern Marvels and Richard Hammond's Big visit the biggest things people have built.
Flight
Concorde: A Supersonic Story, 747: The Jumbo Revolution, Living in the Age of Airplanes and One Six Right celebrate aviation.
