The Fifteen Billion Pound Railway: Tunnels Under the Thames

SYNOPSIS

Engineer Linda Miller battles to rebuild a Victorian tunnel under the Royal Docks in the East End as part of the Crossrail train line linking east and west London. Meanwhile, the Berminghams attempt to follow in the footsteps of 19th-century father-and-son team Marc and Isambard Kingdom Brunel as they construct a new tunnel beneath the Thames.