The BT700 and GNR are highlighted in this Explore Waterloo Region article: ​https://explorewaterloo.ca/2021/06/butter-tarts-and-winding-waterways-2-bikepacking-routes-to-check-out-in-wat

I ramble on about the BT 700, routes in Ontario and tips for bikepacking success on this episode of the All Wheels Rolling podcast: https://allwheelsrolling.podomatic.com