LONDON: Brighten up your day on the Central Line

Be extra vigilant when you travel on the Central Line, as a range of spoof stickers are dotted around both stations and tube carriages. The work of an anonymous group, who since April have been placing these stickers throughout the length and breadth of the line. Their blog offers pictures of all sticker so far mounted, and offers an enlightening description. So see how many you can spot, and join the Facebook page to record your spots and suggest sticker ideas.