London sewers designed by Joseph Bazalfette after the Great Stink of 1858
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To avoid floodings on typhoon season, the city of Saitama in Japan features an impressive storm sewer system composed of giant concrete silos (65m tall, 32m wide) connected by 6.4km of underground tunnels, 50m below the surface.

To avoid floodings on typhoon season, the city of Saitama in Japan features an impressive storm sewer system composed of giant concrete silos (65m tall, 32m wide) connected by 6.4km of underground tunnels, 50m below the surface.

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Part of the hypogeum, directly beneath the arena floor of the Colosseum - with ancient sewer system #Colosseum #rome

Part of the hypogeum, directly beneath the arena floor of the Colosseum - with ancient sewer system #Colosseum #rome

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Cloaca Maxima, Roman - Urine for a Treat With a Tour of These Five Sewer Systems | Travel | Smithsonian

Cloaca Maxima, Roman - Urine for a Treat With a Tour of These Five Sewer Systems | Travel | Smithsonian

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How to construct a small septic system Not thinking I would EVER need to use this, but interesting information.

How to construct a small septic system Not thinking I would EVER need to use this, but interesting information.

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Latin word for lead is plumbum, from which we derive the words plumber and plumbing. Plumbing refers to the specific water and sewage devices...

Latin word for lead is plumbum, from which we derive the words plumber and plumbing. Plumbing refers to the specific water and sewage devices...

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Michael Cook, Toronto Sewer. Sewer: an underground pipe or drain used to carry off rain water (storm sewer) or waste matter (sanitary sewer).

Michael Cook, Toronto Sewer. Sewer: an underground pipe or drain used to carry off rain water (storm sewer) or waste matter (sanitary sewer).

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