The peaks of three of the City of london's most iconic skyscrapers. As of 2015 these three occupy slots 2,3 and 4 of the tallest buildings in the City. Pictured (in order of height) are The leadenhall building (the Cheeesegrater), tower 42 and 30 st mary axe (the gherkin). This is a detail from a much larger panorama ‘Silvered City – London 2015'.