Ice Age-Era Cave System Found Under Major City

The first rooms in Montreal's St. Léonard cave system were found in 1812, but the discovery of additional caverns has explorers excited.

Pie-XII Park lies in the heart of Montréal, surrounded by busy city streets. But it's what lies beneath those streets that has cave experts and city residents buzzing.

A new network of caves, dating back to the Earth's last Ice Age, and extending nearly 700 feet, were discovered in October by Daniel Caron and Luc Le Blanc, two speleologists (cave experts). The find was only recently announced after the site was secured.

On October 12, Caron and Le Blanc were exploring the already well-known St. Léonard cave that lies just underneath Pie-XII Park. The original portion of the cave had been discovered in 1812, but cave experts have long speculated that more was hidden beneath.

For most of Montréal, however, the large

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