# Greifenstein Castle

> ruins in Filisur, Graubünden, Switzerland

**Wikidata**: [Q258518](https://www.wikidata.org/wiki/Q258518)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Greifenstein_Castle)  
**Source**: https://4ort.xyz/entity/greifenstein-castle-q258518


## References

1. Swiss Inventory of Cultural Property of National Significance, February 2017
2. Burgenwelt