# Kastelholm Castle

> medieval castle on Åland, Sweden

**Wikidata**: [Q1735335](https://www.wikidata.org/wiki/Q1735335)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kastelholm_Castle)  
**Source**: https://4ort.xyz/entity/kastelholm-castle


## References

1. [Source](http://www.museot.fi/museohaku/index.php?museo_id=21788)
2. [Source](https://www.museot.fi/sokmuseer/?museo_id=21788)
3. NLS Geographic Names Register
4. Freebase Data Dumps. 2013
5. GeoNames
6. Burgenwelt