A closer look
Surviving a Canadian winter requires either superhuman thermal regulation or completely abandoning the surface world. Montreal opted for the latter by building RÉSO, a sprawling 32-kilometer subterranean city where you can sleep, shop, attend university, and take the metro without ever seeing sunlight. Transit tourism here consists of bewildered travelers wandering climate-controlled corridors, marveling at how a major metropolis successfully morphed into a giant human ant farm.






