# Warum mäandern Flüsse?

A river flows because water on the surface of the earth always follows the natural gradient. All flowing waters take the path of least resistance. River curves have developed naturally over the millennia. They are called meanders.

- Kind: Short
- Year: 2021
- Runtime: 1 min
- By: ZDF/Terra X/Bilderfest/Florian Breier, Christian Stiefenhofer/Michi Kern/Klaus Wache/Tobias Forth/Maik Siegle/Peter Riegel/Lilly Wagner/Jochen Schmidt
- Archive: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Warum_m%C3%A4andern_Fl%C3%BCsse%3F.webm)
- Licence or status: [CC BY 4.0](https://creativecommons.org/licenses/by/4.0) (as the archive states it)
- Credit: ZDF/Terra X/Bilderfest/Florian Breier, Christian Stiefenhofer/Michi Kern/Klaus Wache/Tobias Forth/Maik Siegle/Peter Riegel/Lilly Wagner/Jochen Schmidt
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/commons/101572180?play=1)