Lessons
The Hogg's Hollow Disaster 1960
On March 17, 1960, in a quiet Don Valley ravine in the area known as Hogg’s Hollow, a construction project was underway to build a water main tunnel under the Don River. Over several heartbreaking hours on that dark day in Toronto history, it would become one of the most important workplace tragedies in Ontario.
By Julius Karulisabout 15 hours ago in History










