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waterlesscloud
on Sept 25, 2015
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Forested Overpasses Allow Animals to Cross Safely ...
Several cities in the colder parts of the US and Canada have extensive networks of enclosed pedestrian bridges, such that you could cross downtown without ever going outside.
For example, see Minneapolis
https://en.wikipedia.org/wiki/Minneapolis_Skyway_System
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For example, see Minneapolis https://en.wikipedia.org/wiki/Minneapolis_Skyway_System