# Zwölferköpfle

> ridge prominence of Glatthorn in the Bregenz Forest Mountains or the Lechquellen Mountains in Vorarlberg, Austria

**Wikidata**: [Q133457504](https://www.wikidata.org/wiki/Q133457504)  
**Source**: https://4ort.xyz/entity/zw-lferk-pfle


## References

1. Bregenzerwaldgebirge, 1st edition, 1977
2. Geographic Information System of Vorarlberg
3. Sonny's LiDAR DTM1