# Catacombe di Napoli
**Wikidata**: [Q3663194](https://www.wikidata.org/wiki/Q3663194)  
**Source**: https://4ort.xyz/entity/q3663194


## References

1. [ISTAT 2017 survey on museums and similar institutions. 2019](https://www.istat.it/it/archivio/167566)
2. [ISTAT 2015 survey on museums and similar institutions. 2017](https://www.istat.it/it/archivio/167566)
3. [ISTAT 2011 survey on museums and similar institutions. 2013](https://www.istat.it/it/archivio/167566)