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In 1920, when this telescop was installed, it wasn't really
on the cutting edge
on the cutting edge
Full Transcript
00:00:01.000 --> 00:00:03.878
In 1920, when this telescop
was installed,
00:00:03.088 --> 00:00:06.238
it wasn't really
on the cutting edge.
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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.