Have you ever wondered about some of those strange lumps and bumps in the ground when walking in the countryside?
What you are looking at could well be one of the ancient hillforts of the Chilterns.
Now you have the chance to find out all about them at a special event on Thursday, October 2.
Places like the distinctive Ivinghoe Beacon near Tring and Cholesbury Camp by the village of Cholesbury are some of the area’s biggest and best known hillforts.
The Chilterns Conservation Board is bringing together some of the country’s foremost ancient history experts, including Oxford University professor Gary Lock and former county archaeologist for Herts Stewart Bryant. Read more.