Millgrove to Toronto. DAY: 99.79km. ODO: 3,993km. AVS: 23.7km/h. MXS: 57.0km/h. ATM: 4:12:21. As it is only about 75km to Toronto, I had a leisurely morning, and then departed at about 11am. What was I thinking? Thirty degrees and 1264% humidity, and I start cycling at midday. Naturally, rather than ride slowly and take regular…