# Rapid sand filters in Warsaw

> building in Ochota, Poland

**Wikidata**: [Q33528418](https://www.wikidata.org/wiki/Q33528418)  
**Source**: https://4ort.xyz/entity/rapid-sand-filters-in-warsaw


## References

1. [Source](http://tools.wmflabs.org/heritage/api/api.php?action=search&srcountry=pl&srid=625608&format=html)
2. Narodowy Instytut Dziedzictwa database