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In Wales, the broken Nant-Y-Gro Dam sits
at the top of the Elan Valley Its destruction dates back
to the Second World War. [David]
So what we had here was Nant-Y-Gro Dam Um, it was stretched across the Nant-Y-Gro stream here
at the top of the Elan Valley Its destruction dates back
to the Second World War. [David]
So what we had here was Nant-Y-Gro Dam Um, it was stretched across the Nant-Y-Gro stream here
Full Transcript
00:00:01.000 --> 00:00:02.004
In Wales,
00:00:02.004 --> 00:00:06.867
the broken Nant-Y-Gro Dam sits
at the top of the Elan Valley
00:00:06.867 --> 00:00:10.067
Its destruction dates back
to the Second World War.
00:00:10.867 --> 00:00:12.567
[David]
So what we had here
00:00:12.567 --> 00:00:14.004
was Nant-Y-Gro Dam
00:00:15.001 --> 00:00:17.067
Um, it was stretched across
00:00:17.067 --> 00:00:19.003
the Nant-Y-Gro stream here.
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Movie Summary
The world's most incredible engineering projects are revisited to uncover why places full of mysteries and untold secrets are now abandoned ruins.