VIA Rail connects Toronto with Niagara Falls and Stratford. GO Transit, Toronto's commuter rail, has summer weekend service to Niagara Falls. Ontario Northland's Northlander line travels between Toronto and Bracebridge, Gravenhurst, Huntsville, and other northern points.
GO Transit (888/438–6646 or 416/869–3200. www.gotransit.com.)
Ontario Northland (800/461–8558 or 705/472–4500. www.ontarionorthland.ca.)
VIA Rail (888/842–7245. www.viarail.ca.)