They had the authorization of the Junta de Castilla y León and were guided by Ana Isabel Ortega Martínez, of the Atapuerca-CENIEH Foundation, the archaeologist who in recent years has coordinated the dating and study of the different places of rock art by Ojo Guaréna.

The first of the teams comes from the Japanese public television NHK (Japanese Broadcasting Corporation), which is preparing a documentary on signs in Paleolithic art, under the advice of Canadian paleoanthropologist Genevieve von Petzinger. They filmed in the Sala de las Pinturas and the Macarroni gallery in Cueva Palomera, as well as in Cueva de Kaite, in the hermitage cave of San Tirso and San Bernabé and in Puentedey. Its broadcast is scheduled from February 2023.

The second team was composed of the film and television production company Folklight Film Club (Tennessee, USA), associated with the Canadian company Practical Magic, with the aim of recording a six-part documentary series on Paleolithic rock art. of the main European continents. caves, thanks to a grant from the John Templeton Foundation, also under the advice of Geneviève von Petzinger and with the participation of archaeologist Aitor Ruiz of the University of Zaragoza. In addition to the locations listed above, the 13,000-year-old Cueva de San Bernabé house from the late Upper Palaeolithic has also been recorded with the same chronology as the figures in the Sala de las Pinturas and the Sala Keimada. This documentary series should be broadcast at the end of 2023 via the Discovery + platform and HBO Max. A few days later, they also took the opportunity to record at the main sites of the railway trench in the Sierra de Atapuerca.

In June 2013, the Canadian archaeologist made her first visit to Ojo Guareña, also accompanied by Ana Isabel Ortega. Following this first visit, the rock art of Ojo Guareña was included in his 2016 publication The First Signs, as well as in the documentary Who Was the Real Neanderthal?, produced in 2020 by Ideacom International, under the direction by Yanick Rosse, for the Canadian television channel CBC Docs, distributed in Spain under the title How were the Neanderthals?

At the same time, also with the authorization of the Junta de Castilla y León, progress has been made in recent years in the dating and study of the rock art of Ojo Guareña, under the direction of Ana Isabel Ortega and in the frequentation of the various sanctuaries. through Prehistory, thanks to a project coordinated by Marcos García Diez, of the Complutense University of Madrid, which also includes the studies that other researchers are carrying out in the Palaeolithic caves of Altamira and Tito Bustillo.