2013 - Ground breaking for the construction of the U.S. Bank Stadium in Minneapolis, Minnesota, home of the Minnesota Vikings.
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03
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1932 - the West End Bridge, a tied-arch bridge, opens in Pittsburgh, Pennsylvania.
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01
https://youtu.be/JwBJ2eunSLU
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https://youtu.be/cZM5HRVIekk
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https://youtu.be/apzTfYfoJkk
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https://youtu.be/PnqKyycFQ7c
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https://youtu.be/HxUWeKJQBog
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01
https://youtu.be/R-J2e5eosvs
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https://youtu.be/uQaLn0AWUHM
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https://youtu.be/a9rYxdjxZ2E