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Fig. 2 a: Cistern of the Maya people,
called Chultun, capacity: 45 000 l, diameter: 5m, catchment area: 150
m², the manhole is covered by a stone with a hole in the middle,
where a wooden bolt is put, which recedes when it rains (Neugebauer) |
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Fig. 2 b: : Integrated water supply system of the Maya
people in Xpotoit, Yucatan, Mexico (Neugebauer) Sistema integrado de fornecimento de água do povo Maya em Xpotoit, Yucatan, México |