The Louvre charges 22 euro per head admission and limits the number of tickets sold. This sounds like a labour dispute with the staff, not an issue with mass to

The Louvre charges 22 euro per head admission and limits the number of tickets sold. This sounds like a labour dispute with the staff, not an issue with mass tourism as such. Also "parts of the building are 'no longer watertight'" is not really a problem of mass tourism.