http://www.flickr.com/photos/albany_tim/ / CC BY 2.0 For urban explorers, few places are more coveted than the Catacombs of Paris. Long sealed off to the public, these harrowing subterranean chambers house an 18th century cemetery – essentially an anonymous mass grave. Beyond this, a labyrinth of tunnels extends for 280km beneath Paris in a network of disused stone mines and galleries.
have you ever learned to cook French pastries or attended a classical music concert at a 13th-century church? On your next trip to Paris, try one of these 20 suggestions and discover Paris's off-the-beaten-path activities. #travel #paris #france