1) Hamlet in Hertfordshire 
The highest point in Hertfordshire is 803 feet (245 m) above sea level, this is a quarter mile (400 m) from Hastoe within Pavis Wood. Running close to Hastoe is Grim`s Ditch an Iron Age structure built around 300BC. The section in the Chilterns runs from Bradenham to Pitstone. In the 13th century the manor of Hastoe was conveyed to Ralph le Clerk....