https://www.humanreligions.info/tags/ancestor_worship.html
Human Truth Foundation pages (4):
Rapa Nui (Easter Island), in the following sections:
Religion in China: 2. Folk Religion and Ancestor Worship
Deforestation: 5.1. Rapa Nui (Easter Island)
Religion in the United Kingdom: Diversity, Trends and Decline: 4. Census Results for 2011, and Comparison to 2001