UK,
2017, 8 h 23 min
(Length: 41–42 min)
Episodes(12)
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World's Largest Radio Telescope (S03E01)
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Panama Canal Overhaul (S03E02)
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World's Biggest Ship (S03E03)
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Ice Base (S03E04)
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Mega City Railway (S03E05)
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The Invincible Tower (S03E06)
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International Space Station (S03E07)
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US Navy's Super Ship (S03E08)
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Inside the Tesla Factory (S03E09)
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World's Biggest Aircraft (S03E10)
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World's Tallest Roller Coaster (S03E11)
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Monster Oil Rig (S03E12)
Gallery (71)
World's Biggest Ship (S03E03)
Photo © James Doherty
![Impossible Engineering - Season 3 - World's Biggest Ship - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/021/168021718_63bwoe.jpg)
World's Biggest Ship (S03E03)
Photo © James Doherty
![Impossible Engineering - Season 3 - World's Biggest Ship - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/021/168021719_3igv80.jpg)
World's Biggest Ship (S03E03)
Photo © Annabel Clarke
![Impossible Engineering - Season 3 - World's Biggest Ship - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/021/168021716_tndile.jpg)
World's Biggest Ship (S03E03)
Photo © James Doherty
![Impossible Engineering - Season 3 - World's Biggest Ship - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/021/168021720_br2wvf.jpg)
Ice Base (S03E04)
Photo © British Antarctic Survey
![Impossible Engineering - Season 3 - Ice Base - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/110/168110875_w3w1n6.jpg)
Ice Base (S03E04)
Photo © British Antarctic Survey
![Impossible Engineering - Season 3 - Ice Base - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/110/168110877_2soox2.jpg)
Ice Base (S03E04)
Photo © British Antarctic Survey
![Impossible Engineering - Season 3 - Ice Base - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/110/168110876_mp5nmw.jpg)
Mega City Railway (S03E05)
Photo © Discovery Networks
![Impossible Engineering - Season 3 - Mega City Railway - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/061/168061141_rcvooy.jpg)
Mega City Railway (S03E05)
Photo © Discovery Networks
![Impossible Engineering - Season 3 - Mega City Railway - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/061/168061142_0u7tu3.jpg)
Mega City Railway (S03E05)
Photo © Discovery Networks
![Impossible Engineering - Season 3 - Mega City Railway - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/168/061/168061143_5803f7.jpg)