In addition he was for many years at the forefront of defending our national icon from a succession of schemes that would have disfigured it forever. http://www.savestonehenge.org.uk/saga.html
The very imminent announcement of a new, modest visitor centre hopefully well away from the stones and improvements that don't involve driving massive new highways across the World Heritage landscape are in no small part due to his ceaseless efforts. It was a close call on a number of occasions. In the modern fashion his passing should be greeted with respectful applause.