Drawing on a lifetime’s study and a decade of new research, archaeologist Mike Pitts explores the mystery of how Stonehenge was built.There is nothing like Stonehenge: the simple, graphic genius of these great, arranged blocks. The stones seem to rise from the ground in some antediluvian heave of the Earth: lintels, great horizontal slabs, roughly squared, the grey rock now covered in subtle lichen green. But who made it? When did they make it? And most importantly, how was i