Caves dating back more than 15,000 years discovered in St-Léonard

Spelunkers have discovered caves that are more than 15,000 years old beneath a park in Montreal’s St-Léonard borough.
The newly revealed caves are part of an underground cavern that was discovered in St-Léonard in the early 1800s, and which has been open to the public since the 1980s.
In October, explorations around the cavern found new underground galleries extending for about 200 metres. They are about six metres high and three metres wide with vault ceilings of solid