# Dao Vallis

> vallis on Mars

**Wikidata**: [Q3297988](https://www.wikidata.org/wiki/Q3297988)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dao_Vallis)  
**Source**: https://4ort.xyz/entity/dao-vallis


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Gazetteer of Planetary Nomenclature
3. Freebase Data Dumps. 2013
4. National Library of Israel Names and Subjects Authority File