The catacombs of Paris are located under the city of Paris. Paris is located in France. France is on the continent known as Europe.
The catacombs of Paris was built in the 18th century. Also the catacombs of Paris was discovered in the 19th century. The catacombs of Paris was built by Les Innocents. The Catacombs of Paris was built so that they could have somewhere to put the dead bodies.
The catacombs of Paris is five stories deep. Also its 200 miles long that is about as long as it is from Pendleton to Portland Oregon. Also yes the catacombs of Paris is still here but blocked off from the public. Also it was used for a massive grave.