# Category:Heikki and Kaija Siren buildings

> Wikimedia category

**Wikidata**: [Q9905925](https://www.wikidata.org/wiki/Q9905925)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Category:Heikki_and_Kaija_Siren_buildings)  
**Source**: https://4ort.xyz/entity/category-heikki-and-kaija-siren-buildings