The nation of Canada was largely broken in The Nano Wars.
Unlike the Empire of America, Canada rebuilt by heavily leveraging nanotech, and built a new, small distributed nation of anarcho-syndicalist wizards using fully automated luxury gay space communism.
The city of Toronto was destroyed in the First Nano War. The ruins have been converted into an art installation labyrinth in glass and concrete called The Sacrifice of the Lamb of God.
It changes behind you, but the ground floor of every building is a bank, a Starbucks and a froyo place, and every window you look out on shows a street filled with weed shops. There is a monster with the body of a sheep and the head of a man who hunts you.