The remaining pit stretches more than 656 feet deep and covers 85 acres at the surface. Underground streams fill the pit with water, officially making the mine a present day lake. The affording view over the water and of Marmora is a definite sight to see.
Southeast of Marmora
From the 401, take exit 543 and follow Hwy 62 north to Hwy 14. Turn northwest to Stirling, and then straight on to Marmora, 22 km. north on Hwy 14. At the lights in Marmora, turn right and drive 1.5 km, and turn right at the Marmora Mine turnoff.