The TCS Toronto Waterfront Marathon began in 2000 with 600 runners, evolving into a major event. It now attracts tens of thousands, showcasing record-breaking performances and Olympic hopefuls. The race has seen remarkable stories, from Ed Whitlock's records to Cam Levins breaking the Canadian record.

Initially part of the Coors Light Running Series, the full marathon was added in 2000. Race director Alan Brookes aimed to create a world-class event in Toronto. The race has grown from a local event to one of Canada's largest running weekends, with significant contributions from volunteers and former mayor David Miller. Read more culture coverage.

Ed Whitlock, a retired mining engineer, became a global icon for the marathon. His mantra, 'Don't limit yourself,' inspired many. His records and legacy have left a lasting impact on the race. International runners like Philemon Rono and Sharon Cherop have also set course records, enhancing the event's prestige. Related: Roger Black Reflects on Defining Olympic Race.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.