20 free attractions in London by ROBERT REID· 01 November 2012 20 free attractions in London Published in www.lonelyplanet.com 1. Borough Market Around, more or less, since the 13th century, the Borough Market is stuffed with food-lovers and all you need for a memorable grab-and-go breakfast or lunch. One of the top attractions south of the river. Open Thursday to Saturday (go on Saturday to catch the market at its bustling best). 2. British Film Institute's Mediatheque Hidden under Waterloo Bridge, the institute features four cinemas (not free) and the fun Mediatheque , where you can peruse DTV/film archives and watch for free. 3. British Museum Unreal; one of London's top attractions, and absolutely free. When I was in London, I'd hop in for 20 minutes, peek at the Rosetta Stone, and move on, saving Aztec mosaic masks or the head-smashed 'Lindow Man' (a 1st-century unfortunate found in a peat bog in 1