Hidden posters of Notting Hill Gate Tube station, 2010
Discovered in Notting Hill Gate tube station, 2010 - wholly inaccessible so please don't ask the staff! These are official photographs so please credit London Underground.

Thank you to all who have viewed the pics and made so many excellent and kind comments.

A few more pictures were added in June 2011.
22 photos · 189,457 views