UK: Mapping Languages Most Spoken at London's Underground Tube Stations; Tube Tongues; Second Languages at Tube Stops

From MSN

See the map, "Tube Tongues"

Where do you most often hear the following languages?

French, Portuguese, Spanish, Italian, Polish, Romanian, Lithuanian,

Greek, Turkish, Arabic, Persian, Urdu, Panjabi, Bengali, Gujarati, Tamil

Cantonese, Chinese ao, Japanese, Tagalog, Somali

German, Dutch, Russian, Hindi, Telugu, Nepalese, Korean, Yoruba, Afrikaans