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.
Cast Appearances
Episode Discussion
Login to leave a comment on this episode.
No comments yet. Be the first!