[youtube http://www.youtube.com/watch?v=FcJGD3xtjoA]
A brief break from prototyping Living Symphonies last week saw us taking a short drive to Grimes Graves, the only Neolithic flint mine open in Britain 1.
Our wonderful English Heritage guide.
- English Heritage site at Grimes Graves - http://www.english-heritage.org.uk/daysout/properties/grimes-graves-prehistoric-flint-mine/ ↩