Skip the line and descend deep beneath Paris to discover a secret universe in this small group walking tour. Walk among 6 million skeletons in bizarre arrangements you won’t find anywhere else. Uncover a vast network of underground tunnels as an expert guide reveals the exciting anecdotes and facts that lurk behind each mysterious detail. Relive the fascinating past of Paris from the glory days of the monarchy and the bloody French Revolution, plus the man who saved Paris from certain destruction.
The photo is courtesy of Viator.com