Foreword from the meeting at Astorga

The ‘IX Jornadas de Arqueología en el Valle del Duero’ took place in the city of Astorga on 28th, 29th and 30th November 2019. It brought together researchers who focus their scientific work on the study of archaeological sites in Castilla y León, and Portugal. The conferences included 25 oral communications and 5 posters divided into several sessions ranging from Prehistory to the Contemporaneous history of a wide variety of sites in the Douro Basin and surroundings. The conferences were interspersed with different intraconference activities programmed to provide an overview of the city’s historical and archaeological heritage and a visit