From 1997 to 2004, we executed Photographic VR shooting of Palaeolithic cave paintings in 23 major caves and about 150 Mobile Arts in 5 museums in Northern Spain as a co-project between the University of Cantabria, Spain and Texnai, Inc., Japan and the result was published in Spanish and English in 2003 by GOBIERNO de CANTABRIA as "ARTE PALEOLITICO EN LA REGION CANTABRICA, PALAEOLITHIC ARTS IN NORTHERN SPAIN" with a DVD ROM of the image database...