What stops rain from flooding your city?

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Rain has been a constant source of flooding in cities for centuries. We’ve gotten better at engineering defenses as people die and we needed to make things better.

Practical Engineering on how sewers work:    • How Sewers Work (feat. Fake Poop)  

JAPAN SITES
Underground Water Tank Tour: https://gaikaku.jp/
Tetsugakudo Apartment: https://goo.gl/maps/orcjbFAHaLwVUdw36
Nissan Stadium: https://goo.gl/maps/jacAmnQQifjcJQAj9
Infrastructure Tourism: https://www.mlit.go.jp/sogoseisaku/re...
For any geeks like me, this is the document I used that covers the fun technical details of the sites I visited and more: https://documents.worldbank.org/en/pu...

TORONTO Sites
Moore Dry Pond: https://goo.gl/maps/MuZS2PaqSGfFaHUn6
Clairville Dam: https://goo.gl/maps/87gSqgP2h5qe9Zd48
Raymore Park: https://goo.gl/maps/Zrak6S78ZdNTWzqW6

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Table of Contents
0:00 From Highways to Hidden Dams
1:40 How Speed Fixed Sewers in Victorian London
3:49 Making Sewers Even FASTER!
5:30 #Ad So I Can Make These Videos
6:55 How Concrete Channels Move TONS of Water When it Rains
7:36 Speed Kills. The Hurricane Toronto Underestimated
9:20 How Dams save lives
10:46 Hidden Dams that Surround You
14:42 Tokyo - Apartments & Stadiums Designed to Flood
18:04 $2 Billion Underground Storage
19:13 Cheaper & Greener Flood Defenses Soon Coming to Your City
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