The Stonehenge Regulations 1997

Acts prohibited

3.  The following acts are prohibited:

(a) injuring, disfiguring, removing or otherwise interfering with in any manner the monument or any notice or any other property situated on the site of the monument;

(b) climbing on the monument;

(c) digging up, removing or otherwise interfering with any soil, grass or plants within the site of the monument;

(d) bringing onto, parking or leaving any vehicle on the site of the monument otherwise than in accordance with parking authorised by English Heritage;

(e) bringing any animal onto the site of the monument without the prior consent of English Heritage or allowing any animal to remain after such consent has been withdrawn;

(f) lighting a fire or a firework on the site of the monument;

(g) throwing a stone or discharging a weapon or missile of any kind from, over or onto the site of the monument;

(h) without reasonable excuse entering or being upon any part of the site of the monument to which access is at any time restricted by barrier or prohibited by notice.