Two towering limestone walls, roughly 40 feet (12 m) high and 25 feet (7.6 m) apart, form the sides of this natural "slide." These robust layers, hardened by time and weather, encase a softer, shaly ...

A multimillion-dollar Toronto waterfront construction project is one of the biggest clients of a Prince Edward County business that’s being accused of illegally excavating more than one million ...

Emergency services are at the scene in the Limestone Road area. It's understood the incident took place in an entry way close to business premises. Images show ambulance and police at the scene.

The owner of a limestone quarry above Glenwood Springs has spent several years arguing that its contentious plan for an exponential expansion of the mine should be expedited under the 1872 Mining ...

Politically connected investment firm Rocky Mountain Industrials wants to grow its Mid-Continent Limestone Quarry, seen in the upper left of the photo, above Glenwood Springs from about 16 acres to ...