# Järnberget

> lighthouse in Norrtälje Municipality, Baltic coast, Sweden

**Wikidata**: [Q32260900](https://www.wikidata.org/wiki/Q32260900)  
**Source**: https://4ort.xyz/entity/j-rnberget


## References

1. GEOnet Names Server. 2018
2. Swedish list of lights. 1978
3. [Fyrwiki](https://fyr.org/wiki/index.php/J%C3%A4rnberget)
4. [notice to mariners. 2023](https://ufs.sjofartsverket.se/pdf/2023/973SV.pdf)
5. [NGA List of Lights, Radio Aids and Fog Signals. 2021](https://msi.nga.mil/api/publications/download?key=16694312/SFH00000/NIMA_LOL/Pub116/Pub116bk.pdf)
6. [notice to mariners. 2020](https://www-o.sjofartsverket.se/UfsPdf/825SV.pdf)