On Saturday March 28, 2026, Allison Margot Smith gave a film-screening of her recent film “Two Wars, Three Watersheds, a Slew of Surveys and a Canal.” The film describes the history of the Rideau Canal, and in particular, the planning of the route of the canal, starting in the 1780s. The reasons for building the canal changed over time, as did ideas for the route. So, it took more than fifty years to arrive at a plan for the canal. Even the geography of the land mass to be transited…