Highlighting locations on the walks through 'Medical London'

• Video from walk one
  Mark Pilkington reveals the history of the Old Operating Theatre.
• Video from walk two
  Alice Ford-Smith introduces Daniel Defoe and the 'Journal of the Plague Year'.
• Video from walk three
  Richard Barnett on butchery and medicine at Smithfield.
• Video from walk four
  Ross MacFarlane talks about the floating Seamen's Hospital at Greenwich.
• Video from walk five
  Mike Jay on John Snow and the cholera outbreak of 1854.
• Video from walk six
  Max Decharne on apothecaries and the Chelsea Physic Garden.