Natural border

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

A natural border is a border between states or their subdivisions which is concomitant with natural formations such as rivers or mountain ranges.

Excerpt from the Wikipedia article “Natural border”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Ralf Roletschek, GFDL 1.2, via Wikimedia Commons.