Silbury Hill is one of Britain’s greatest ancient monuments. For thousands of years it has stood as one of the tallest man-made structures in the world, yet modern man has put it in danger. Tunnels put in by archaeologists were not properly filled in. Silbury Hill started to collapse almost five years ago. At the time English Heritage called for urgent funds to fix the hill. How long will it be before the hill is stabilised? Help to get at least 1,000 signatures by signing this electronic petition. Please get your friends, family and colleagues to do so as well. [...]