Travel to Stonehenge and discover the secrets of this ancient stone monument! How were these massive stones transported and set upright using only the tools of early humans? This book explores the possible purposes of the so-called Monument of Mystery - from space observatory to sacred burial ground - and examines the latest research and theories about the fascinating structure. Exciting facts, full-colour photos and easy-to-read text are sure to attract young readers and wannabe investigators alike. Part of the Investigating Mysterious Places series.