https://deniscasey.com/2026/09/13/the-codex-calixtinus-book-of-calixtus-the-most-important-book-in-the-history-of-the-camino/Denis Caseyen2026-09-13T10:06:23+00:00The Codex Calixtinus (Book of Calixtus), the most important book in the history of the CaminoCodex Calixtinus, Pilgrim’s Guide, Urraca of León, Navarra, León, Calixtus II, Alfonso VII of León, Turpin, History of Charlemagne, Gabháltais Shéarlais Mhóir (‘The Conquests of Charlemagne’), Douglas Hyde, Cambridge University Library, Catalonia, Charlemagne