An archaeological clueSourced
How did they know
it was an ancient toilet?
At South Korea's Wanggung-ri site, researchers identified three ancient toilets. A high concentration of parasite eggs in human waste helped confirm what the structures were used for.
An unglamorous trace
answered the question.
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Archaeological Site in Wanggung-ri · Wikimedia contributors
Archaeological Site in Wanggung-ri ↗
Adapted, summarized and translated from the source. Adapted text is also available under CC BY-SA 4.0.
Reviewed: 2026-10-01