# Underground Railroad

> network of secret routes & safehouses in 19th-century U.S. used by slaves to find freedom

**Wikidata**: [Q868393](https://www.wikidata.org/wiki/Q868393)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Underground_Railroad)  
**Source**: https://4ort.xyz/entity/underground-railroad


## References

1. Freebase Data Dumps. 2013
2. BBC Things
3. National Library of Israel
4. KBpedia
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)