Books
Audiobooks
Celtic Mythology and the Religion of the Ancient Celts (Unabridged)
2015
Machu Picchu: The History and Mystery of the Incan City (Unabridged)
2015
Mayapan: The History of the Mayan Capital (Unabridged)
2015
The Druids: The History and Mystery of the Ancient Celtic Priests (Unabridged)
2015
Odin e Thor: As Origens, História e Evolução Religiosa dos Deuses Nórdicos (Unabridged)
2018
Odin y Thor: Los orígenes, historia y evolución religiosa de los dioses nórdicos [Odin and Thor: The Origins, History and Religious Evolution of the Norse Gods] (Unabridged)
2018