Megalith Mechanics, by RHG Parry. First published in Proceedings of ICE, Civil Engineering, Vol 138 (4), November 2000: The Great Pyramid in Egypt and Stonehenge in England were both built in the third millennium BC from vast stones weighing up to 40 t. These and many other contemporary monuments to man’s ingenuity could only have been achieved with an efficient means of transporting and raising the megaliths from which they are made...[more]