Today I learned on Nostr: TIL Ontario's boundary with the United States runs 2700 kilometres on water and only ...

TIL Ontario's boundary with the United States runs 2700 kilometres on water and only about one kilometre on land.

https://en.wikipedia.org/wiki/Height_of_Land_Portage#Geography
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gwrex2/til_ontarios_boundary_with_the_united_states_runs/