# Hammershus

> ruins of fortress on the Danish island Bornholm

**Wikidata**: [Q700384](https://www.wikidata.org/wiki/Q700384)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hammershus)  
**Source**: https://4ort.xyz/entity/hammershus


## References

1. [Wiki Loves Monuments monuments database. 2017](https://tools.wmflabs.org/heritage/api/api.php?action=search&format=json&srcountry=dk-fortids&srlanguage=da&srid=1321)
2. [Wiki Loves Monuments monuments database. 2017](https://tools.wmflabs.org/heritage/api/api.php?action=search&format=json&srcountry=dk-fortids&srlanguage=da&srid=122529)
3. Virtual International Authority File
4. Freebase Data Dumps. 2013
5. GeoNames
6. [Hammershus Castle Ruins - Atlas Obscura](https://www.atlasobscura.com/places/hammershus-castle-ruins-bornholm-denmark)
7. National Library of Israel Names and Subjects Authority File