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Catalyst

Catalyst
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Available Formats Catalyst Secure Scanned : 08/29/2025
Catalyst

Catalyst - Season 1 Episode 23

Catalyst 2014 -

Overview:Fifty meters beneath the teeming mega-city of Tokyo is an underworld river system - 6.4km of tunnels, colossal water tanks, massive pillars, giant pumps that remove 200 tons of floodwater every second. It’s an engineering marvel built to protect Tokyo against the increasing threat of flooding.

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First Air Date: Jan 01, 2014 Last Air date: Aug 09, 2022 Season: 10 Season Episode: 164 Episode Runtime: 30:14 minutes Quality: HD IMDb: 10 / 10 by 0 users Popularity: 2.1087 Language: en

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If We Built It Today