Mapping Hacks

by Schuyler Erle, Rich Gibson and Jo Walsh

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Why Polygons are not always enough to represent boundaries

March 11th, 2005 by Rich

Part of the Southern border of the Netherlands, with Belgium, has a certain,
shall we say ‘complexity.’

Orange portions within green portions represent exclaves of the Netherlands
completely surrounded by Belgian territory which are in turn completely
surrounded by the territory of the Netherlands:

Traditionally, the nationality of your house is determined by the country where your ‘front’ door opens, so there are cases of people changing countries with a bit of carpentry.

I suppose in a world where a random wardrobe can open into a whole new world that this makes perfect sense.
Read more about Islands within Islands

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