1855- The bridge across the Niagara Gorge is strengthened for train use.
This Day in History
1999- The 88-floor Jin Mao Tower in Shanghai, China opens.
1930- Construction begins on the Empire State Building.
2009- Construction began on the Shard, a 95-storey skyscraper in London, England.
1952- Construction begins on the research submarine the USS Albacore (AGSS-569)
1908- American aeronautical engineer, Edward Heinemann is born.
2008- Gold, on the New York Mercantile Exchange, reaches $1000/ounce for the first time.
1997- Ground breaks on the construction of the Air Canada Centre (now Scotiabank Arena), home of the Toronto Maple Leafs and Toronto Raptors, in Ontario, Canada.
1904- The north tunnel under the Hudson River, connecting New Jersey and New York is completed after 30 years of drilling.
1996- The Storm Surge Barrier New Waterway in Holland opens.