In the first episode, and effectively the pilot, for his "In Search of ..." series, TV historian Michael Wood learns more about the Mercian King Offa - whose 1200 year old earthwork "Offa's Dyke" effectively traces the border between England and Wales for 150 miles (240 km).

In part 2 of the series, pioneering TV historian Michael Wood, looks past the scythed war chariot and tries to discover the real Boadicea, her times and people.

In this third part of the series. Michael Wood tries to separate fact from legend concerning King Arthur.

In part 4 of the series, Michael Wood reminds us that when asked to name the greatest Briton, Winston Churchill is often put forward. When Churchill himself was asked he had one clear answer "Alfred the Great". But who was this King and why was he so influential on the development of England?