# BD ORTHO® 20 cm

> compilation of aerial photographs of French territory, published by the IGN

**Wikidata**: [Q115512457](https://www.wikidata.org/wiki/Q115512457)  
**Source**: https://4ort.xyz/entity/bd-ortho-20-cm


## References

1. [Institut national de l'information géographique et forestière](https://geoservices.ign.fr/sites/default/files/2021-07/DC_BDORTHO_2-0_ORTHOHR_1-0.pdf)
2. [Source](https://geoservices.ign.fr/sites/default/files/2025-04/SE_BDORTHO.pdf)