How to Read a Prehistoric Monument

"This comprehensive, illustrated guide to Britain's earthworks, henges, and standing stones explores how and why they were built and used, offering a tantalizing glimpse into the religious, civic, and social practices of their creators. An A-Z section details all the site types in the British Isles, and each monument is identified by latitude and longitude, making it easy for history buffs to find them using maps and geo-location devices."--Amazon.com.