Seeing Sounds and Hearing Colors
somberlain writes "BBC has an interesting article about people who hear colours and see sounds. Luckily I don't have this medical condition: but which sounds do you want to colorize?" This is an old story, but just reading the woman's descriptions of her condition make it worth linking.
I recommend The Man Who Tasted Shapes for a readable and interesting account of synesthesia.
Doesn't it make you feel good to know that our freedoms are protected by politicans, lawyers and journalists.