Tony Robinson embarks on spectacular walks through some of Britain's most historic landscapes in search of the richest stories from it's past. Episode 1 Stonehenge - Tony embarks on another expedition through some of Britain's most historic landscapes. He begins with a 45 mile walk across Wiltshire from Avebury to Stonehenge, telling the story of the remarkable development that occurred in the latter days of the Neolithic era. His route over chalk downlands and Salisbury Plain takes him through one of the greatest concentrations of prehistoric sites in Europe ...