Authorities are anxious to avoid a repeat of the damage done to France’s famed Lascaux caves by microorganisms ... picked his way through the limestone and uncovered a path of around 100 metres ...

Located inside the limestone cave ... older than Europe’s famed cave art such as Lascaux in France, and, while younger than some geometric abstract art found in South Africa, it’s the oldest ...

eep inside a labyrinthine cave in southwestern France, ancient humans who lived ... picked his way through the limestone and uncovered a path of around 100 metres (yards) leading to the engravings.