S01E01 Episode 1
The presenter discovers how the Thames works around the clock. He explores the stretch of the waterway from the estuary - where the river meets the sea - to the Thames Barrier. It's here, at...
The latest leg of the presenter's journey begins in Greenwich, with behind-the-scenes access to the Royal Observatory on the banks of the Thames. Tony discovers the vital role the observatory played in helping sailors navigate the globe. And he has a unique opportunity to view the planet Mars as the Victorians would have seen it - through Britain's largest refracting telescope.
Tony Robinson is back on the River Thames, Britain's busiest river, and this time, he's exploring it by night, discovering how this great river works around the clock to ensure Britain's 24/7 demands are met.