Archaeological Site of Sant Gregori Nature · Sant Gregori, Gironès, Girona Image of Sant Gregori, not of the place itself. A prehistoric site with rock shelters occupied by human groups; at the Pla de la Joheria, Neanderthal remains and nearly 2,000 stone tools were found from a settlement some 300,000 years old. Photo: Temi-chan (CC BY-SA 4.0) What to see and do in Sant Gregori