We talk to the people behind the five brickish maps, currently on show around the network.
Ever wondered how they make that clapping noise?
Geoff Marshall points out some unusual features on the green line.
The Square Mile from 1100 feet.
No, we don’t know why either.
Your Tube journey may never be the same again.
An attempt to convince relatives that our city is way better than sitting on a ship.
Jaunty film at 802 feet up.
Lyrical fighting talk from Musa Okwonga.
Geoff Marshall films some unusual features you probably never noticed.
Doing some good with a Prius Plug-in Hybrid (sponsored post).