# Mattapany

> archeological site of 17th-century plantation and principal dwelling of Charles Calvert, 3rd Baron Baltimore

**Wikidata**: [Q14692187](https://www.wikidata.org/wiki/Q14692187)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mattapany-Sewall_Archeological_Site)  
**Source**: https://4ort.xyz/entity/mattapany


## References

1. Maryland's National Register Properties
2. National Register Information System
3. Medusa