what can you visit in london?
Regent's Park Tower of London Buckingham Palace Palace of Westminster London Eye Tower Bridge Hyde Park Westminster Abbey St Paul's Cathedral Trafalgar Square
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 London , his small part of it , lies wide open , impossible to defend , waiting for its bomb , like a hundred other cities . Rush hour will be a convenient time . It might resemble the Paddington crash – twisted rails , buckled , upraised commuter coaches , stretchers handed out through broken windows , the hospital 's Emergency Plan in action . Berlin , Paris , Lisbon . The authorities agree , an attack 's inevitable . 

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 London currently has one sister city : 

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 = = = = Tonite Lets All Make Love in London = = = = 

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 London is one of the leading tourist destinations in the world and in 2015 was ranked as the most visited city in the world with over 65 million visits . It is also the top city in the world by visitor cross @-@ border spending , estimated at US $ 20 @.@ 23 billion in 2015 Tourism is one of London 's prime industries , employing the equivalent of 350 @,@ 000 full @-@ time workers in 2003 , and the city accounts for 54 % of all inbound visitor spend in UK . As of 2016 London is rated as the world top ranked city destination by TripAdvisor users . 

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 In 2010 the ten most @-@ visited attractions in London were : 
