<P> Although the bridge is an undoubted landmark, professional commentators in the early 20th century were critical of its aesthetics . "It represents the vice of tawdriness and pretentiousness, and of falsification of the actual facts of the structure", wrote Henry Heathcote Statham, while Frank Brangwyn stated that "A more absurd structure than the Tower Bridge was never thrown across a strategic river". </P> <P> Architectural historian Dan Cruickshank selected the bridge as one of his four choices for the 2002 BBC television documentary series Britain's Best Buildings . </P> <P> Tower Bridge is often mistaken for London Bridge, the next bridge upstream . A popular urban legend is that in 1968, Robert P. McCulloch, the purchaser of the old London Bridge that was later shipped to Lake Havasu City in Arizona, believed that he was in fact buying Tower Bridge . This was denied by McCulloch himself and has been debunked by Ivan Luckin, the vendor of the bridge . </P> <P> A partial replica of Tower Bridge has been built in the city of Suzhou in China . The replica differs from the original in having no lifting mechanism and having four separate towers . </P>

Where is the tower bridge and what is special about it