Flâneurs

I'm not sure that knowing which way is north, for example, would help me much in an unfamiliar city but I've certainly used example 4, navigation by flow of people. When I arrived in one city for the first time, after 5-30pm, and urgently needed to find a food shop still open (back in the days when even supermarkets often closed at 6pm), I looked around for the direction most people with supermarket/Sainsbury carrier bags were coming from and, several maze-like urban cut-throughs later, I found the shop I needed.

Source: http://www.bbc.co.uk/news/magazine-15125287

Six ways to never get lost in a city again

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