Finance & businessMegaBuildsThe World's Largest Sea Wall Was Built for the Wrong Reason

The World's Largest Sea Wall Was Built for the Wrong Reason

Long-form11:32Education

Published Sep 2, 2026, 4:36 PM · 6w ago

MegaBuilds
MegaBuilds
120K subscribers · median 91.8K views
Views
43,577
+3 views/hour
Likes
477
1.1% of views
Comments
23
0.05% of views

Checked every 24 h while the video is this age · last check 19h ago · next in 296 min. YouTube itself updates public counts with a short delay.

Open on YouTube
Views / hour now
3
measured 19h ago
Peak views / hour
3
19h ago
Avg views / day
1K
since upload
First 24 hours
—
not tracked from upload
vs channel median
0.5×
Rank in channel
#12
of 20 tracked
Engagement
1.1%
likes + comments / views
Est. ad revenue
$436–$1,046
lifetime, $10–24 RPM

Views over time

0 readings · line: total views · bars: views gained per hour

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Description

21 miles of wall. 400 square kilometers taken from the sea. It should have been a triumph. Twenty years on, no one's sure what it was for.
Tags
Yellow Seamegaprojectcivil engineeringland reclamationmarine engineeringcoastal engineeringimpossible engineeringmega constructionengineering documentaryconstruction documentarymegastructureengineering breakdownshorebird migrationseawallmega engineeringsea reclamationSouth Koreaunderwater constructionocean engineeringengineering marvelextreme engineeringSaemangeumSaemangeum Seawallworld's longest seawalllongest sea wallmegabuilds

Statistics from the YouTube Data API, tracked by FameX. Views per hour, revenue and comparisons are FameX estimates.