Yin and yang sign on a door, fortress of Suwon, UNESCO World Heritage Site, South Korea, Asia

Codonopsis (bellflower) root sold for use in Chinese medicine as a tonic for Qi, blood, Yin and Yang, Dunhuang, China, Asia

Yin and yang symbols on temple door, Seoul, South Korea, Asia

Acupuncture

Landscape, Wudangshan, China,

China Park in Hamburg, sunset, yin and yang, Germany, Europe

Climate change heaven and hell, an oil terminal in Amsterdam, Netherlands, with wind turbines generating renewable energy. Also a great example of green washing with happy fish depicted swimming round an oil tanker.

MONGOLIA Buddhism Yin and Yang painting on wall with woman sat on ground looking up at it