Bigjigs Rail should be compatible with Trackmaster. They even have a CN (Canadian National) Railway set.
https://www.youtube.com/watch?v=K-tNsPm5Bzg
https://www.youtube.com/watch?v=K-tNsPm5Bzg
My Trackmaster/Tomy/Plarail Photo Gallery Page (over 600+ photos and still under construction)
https://www.flickr.com/photos/183311600@N03/
https://www.flickr.com/photos/183311600@N03/