No vessel departs Toronto Harbour bound directly for Niagara Falls. The 128-kilometre overland corridor between Lake Ontario's waterfront and the Niagara River gorge has always belonged to coach operators, not maritime carriers. The falls themselves—Horseshoe, American, and Bridal Veil—draw their volume from the upper Great Lakes, channelling 168,000 cubic metres of water per minute over the Niagara Escarpment's dolomite lip. That geological drama occurs 90 minutes south of Toronto by road, and the iconic Hornblower boat experience waits at the base of the Canadian Horseshoe Falls, not as a transport link but as a Theatre of Mist ride into the cataract's roar. Day tours from Toronto typically bundle coach passage, Hornblower tickets, and ancillary stops—Journey Behind the Falls tunnels, Niagara-on-the-Lake wine country, or Table Rock observation decks—into six- to eight-hour itineraries. Departure points cluster near Union Station and major downtown hotels, with return legs timed to evening traffic. The Hornblower voyage itself runs 20 minutes, circling the American Falls before nosing into the Horseshoe's churning basin, where 57-metre walls of water compress air into audible percussion. Ponchos are distributed; expect full-body spray above the second deck. Niagara's position as both natural wonder and engineered spectacle dates to the 1885 completion of the Niagara Parks Commission's first public overlooks. By the 1950s, hydroelectric diversions had tamed the flow enough to expose underlying rock strata, and modern flow-control treaties allocate 50 percent of the river's volume to power generation during daylight tourism hours. The result is a managed cascade—no less forceful, but calibrated. Toronto's role as the primary departure city reflects its transit infrastructure and proximity, not any historical maritime connection. The falls remain landlocked theater, accessible only by wheel and foot, with boat access reserved for the final, drenched act at water level.