Discover London's best hidden attractions

Anyone who's ever visited London will tell you the crowds near the city's tourist hotspots can be a nightmare and, with 600,000 extra people expected to visit London from overseas during the games, the hordes of sightseers around the likes of Buckingham Palace and the Tower of London are only set to grow once the Olympics get underway.

But avoiding the crowds needn't mean your visit to London can't be interesting. In fact, there are countless mesmerising, historical and downright fun attractions that don't even register on the radar of most people visiting the city. Here are ten of MSN's favourite lesser-known attractions in the British capital.

Click on to find out more.