Google Maps customizes borders based on an individual country's view of a geopolitical situation.

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Placing Literature is a crowdsourced website dedicated to mapping the geographies of books.
With a little help from Reddit, the librarian who unearthed the work identified it as a copy of the rare Cedid Atlas.
When kids in America fly the coop, they don’t go very far.
Transit Explorer maps North America’s “fixed-guideway transit” options, like subways, streetcars, commuter trains, and bus-rapid transit.
There are fictional nations inserted into movies, TV, comics, and other pop culture media that are vaguely reminiscent of real places, but the name is fictional to avoid offense.
The American government has been calling Washington, D.C., home for over 200 years, but a number of other capitals have hit the road.