The Gherkin (30 St Mary Axe/Swiss Re Building), London

The Gherkin, formally 30 St Mary Axe and previously known as the Swiss Re Building, is a commercial skyscraper in London's primary financial district, the City of London. It was completed in December 2003 and opened in April 2004. It has 41 floors, and it is 180 metres (591 ft) tall. The building stands on the sites of the former Baltic Exchange and Chamber of Shipping, which were extensively damaged in 1992 in the Baltic Exchange bombing by a device placed by the Provisional IRA  in St Mary Axe, a narrow street leading north from Leadenhall Street.

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