An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

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Hydraulic works matching “American English”

2 places to sift through. Narrow by kind, country, period or how firmly each one is established — contested and pseudoarchaeological claims are labelled here, never hidden.

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Verified366 Widely accepted143 Contested3 Hypothetical5 Unverified0 Pseudoarchaeology0

2 places

🇵🇪Peru

Submerged

“American English”

🇺🇸 United States · Hydraulic works

American Canal

The American Canal is an irrigation canal in the Upper Rio Grande Valley near El Paso, Texas.

≈Accepted

🇸🇪 Sweden · Hydraulic works

The English Canal (Swedish: Engelska kanalen) was a planned and partially completed canal project that would connect the Swedish iron ore fields around Kiruna and Gällivare with Luleå and the Gulf of…