Floating bridges made of sealed plastic blocks

Floating bridges made of sealed plastic blocks.

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Previously:

Biber armoured vehicle-launched bridge - video
Canakkale Bridge view from above - GIF
Demolished bridge prematurely collapses - GIF
Gateshead Millennium Bridge tilting - GIF
Golden Gate bridge cable cutaway - photo
How bridges are constructed in the 14th century - GIF

Floating bridges made of sealed plastic blocks - GIF