Geography Now
Geography Now! Canada
It's the second largest country in the world, and it has the largest bay that freezes over—oh, Canada! In addition, it shares with the United States the longest continuous border on Earth. A detailed video profile discusses these...
CGP Grey
Cgp Grey: Grey Explains: Bizarre Borders Part 2: Canada and the United States
An interesting discussion of the border between Canada and the United States, and all the unusual twists and turns it takes. [5:26]