Visitor numbers at Tate Modern and the London Eye fell 12 per cent last year. But the Imperial War Museum bucked the trend with a seven per cent rise.
The London Eye suffered a 12 per cent fall, with 3.25 million visits in 2005.
"The London bombings on July 7th and the failed attempts on July 21st had a considerable impact in central London, especially on the domestic market, throughout the summer holidays," said Alva director Robin Broke.
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