Marmoraton Mine is surrounded by dramatic cliffs. Once one of the region's largest employers, it is now a fascinating industrial heritage and sightseeing destination.

Best Features:
- Massive flooded open-pit mine with turquoise waters
- Unique industrial and mining heritage
- Spectacular cliffside viewpoints
- Excellent photography opportunities

Why It's Popular:
Visitors are attracted by the mine's impressive scale, unusual landscape, rich mining history, and scenic viewpoints that offer one of Ontario's most distinctive industrial heritage attractions.