#1 CN/CP abandoning their rail lines. In 1940, over 500 km of rail lines criss-crossed Simcoe County. By 1990, less than 400 km remained. By 2010,, only 200-250 km will remain. This has freed over 250 km of abandoned lines for trails. Many of these abandoned lines run through 27,000 acres of County forest making for a natural amenity .