Inside the Tube: Going Underground The World's First Tube Line (2017) watch online HD

Engineer and urban explorer Rob Bell examines the hidden story of how the world's oldest underground railway was built. He begins by exploring the construction of what is known today as the... See full summary

Engineer and urban explorer Rob Bell examines the hidden story of how the world's oldest underground railway was built. He begins by exploring the construction of what is known today as the Northern Line, which runs 36 miles through London and connects the boroughs north and south of the Thames.