Avebury is the largest stone circle on Earth! Silbury Hill is as old as the Great Pyramid! What is the secret geometry of the ancient stones? Was a lost science once practiced here? What on earth were the ancients up to? Packed with rare old engravings and great new research this timeless pocket guide to Europe's most extensive neolithic complex will leave you informed, intrigued and inspired! WOODEN BOOKS are small but packed with information. Fascinating FINANCIAL TIMES. Beautiful LONDON REVIEW OF BOOKS. Rich and Artful THE LANCET. Genuinely mind-expanding FORTEAN TIMES. Excellent NEW SCIENTIST. Stunning NEW YORK TIMES. Small books, big ideas.