If you have had enough of sitting on a cramped London Underground train to visit your favourite engineering landmarks, then worry no more. A map showing 12 iconic sites around the centre of London ...

London has loads of fabulous bridges: from the camp, pale pink Albert bridge to the infamously once wobbly Millennium bridge, and of course icons like Tower Bridge, every Londoner has their favourite.

Along with Parliament and Big Ben, Tower Bridge is London's next must-see architectural marvel, not to mention the most famous bridge that crosses the Thames. Construction on the bridge started in ...