Date:

2014-11-03 2015-10-05 2016-10-03 2017-10-02 2018-10-08 2019-10-07 2020-11-02 2021-10-18 2023-06-26

Layers:

items country capital shares border with named after administrative entity twinned administrative body adjacent station mouth of the watercourse

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CC0 Data & Visualization. Code on GitHub.