# The Vertical Earth Kilometer

> public artwork by Walter De Maria in Kassel, Germany

**Wikidata**: [Q3523204](https://www.wikidata.org/wiki/Q3523204)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Vertical_Earth_Kilometer)  
**Source**: https://4ort.xyz/entity/the-vertical-earth-kilometer