Concept
Version 9
Created by Boundless
Sculpture of the Kingdom of Kongo
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"640px-Statue_vili-Congo.jpg."
https://commons.wikimedia.org/w/index.php?curid=19637074
Wikimedia Commons
CC BY-SA 3.0.