A high-speed rail line linking Canada's two largest cities, Montreal and Toronto, has been the stuff of dreams — and political campaigns — for decades.

But with the federal Liberal government poised to announce more detailed plans for the project, that dream is a step closer to reality.

In Ontario, the line would include stops in Peterborough and Ottawa. In Quebec, it would stop in Laval, Trois-Rivières and Quebec City.

"For me, it's really something that could revolutionize Quebec and Canada," St…