How to Reconstruct Lewis and Clark's Journey: Mercury-Laden Latrines (2015)

Hacker News•Mon, Aug 17, 2026, 05:54 PM•2 min read

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Source: [Hacker News](https://www.smithsonianmag.com/smart-news/how-reconstruct-lewis-and-clark-journey-follow-mercury-laden-latrine-pits-180956518/)

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