The terrible cries of tortured traitors have given the Tower of London a particularly grisly place in England's history. Sit back, hold tight and - if you are up to it brave a trip to the infamous Tower with investigator Joe Crowley and Tudor historian Dr Suzannah Lipscomb, in National Geographic's Bloody Tales of the Tower.

This fascinating and gruesome three part series is brought to life with dramatic re-enactments using live action and ingenious CGI to illustrate the last moments England's most notorious villains and traitors. The DVD extra features include a behind-the-scenes featurette on how these gory scenes were recreated as well as interviews with the production team.

Traitors: All executions at the Tower and nearby Tower Hill were horrific, but a particularly unpleasant end awaited those who betrayed the Crown. Discover the contrasting fates of three different traitors, including the case of the last ever person killed at the Tower by firing squad.

Executions: Despite its reputation as the home of expert execution, accounts of the time suggest that being put to death in the Tower could be a messy business. Was it a faulty axe or the executioner's anxiety that caused the botched beheading of the Duke of Monmouth, who finally lost his head at the fifth blow?!

Scandal! Some say love is a losing game and in the reign of Henry VIII the stakes were higher than ever as Anne Boleyn and Katherine Howard discovered to their peril. Find out how two of the promiscuous Monarch's wives lost their lives in the Tower following accusations of amorous affairs. Were they victims of a cruel conspiracy?

For those who like their history brought to life albeit briefly before the axe falls - Bloody Tales of the Tower is a fascinating look at life behind the walls of one of England's most iconic buildings.