{"product_id":"the-externsteine-9780958134170","title":"The Externsteine","description":"Discover the astonishing purpose and influence of the greatest Celtic site in Europe in the only book written about this site in the English language  * Why the Externsteine was the most sacred site of the primal European Celts, from about 2,500 BC? * Why do mystical texts of the Icelandic Edda refer to this site? * How did the high priestess of the Teutonic tribes cause the most catastrophic military defeat the Romans ever suffered? * Why did Charlemagne attack it, in his war against the Teutonic tribes? Discover: * Strange chambers designed for the solstice and lunar node observation * Carvings of hidden faces and mythological beings * A sarcophagus used for the mystical 3-day sleep * The most culturally significant pre-medieval Christian artwork in all of Europe * An ancient Celtic carving about a mystical initiation process.\u003cbr\u003e","brand":"Threshold Publishing","offers":[{"title":"Default Title","offer_id":50330518782226,"sku":"9780958134170","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_46ce963e-6824-4444-a12a-cec09a758b80.jpg?v=1727803212","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-externsteine-9780958134170","provider":"Surprise Castle","version":"1.0","type":"link"}