It's fat at the top and thin down below; some think it's great, but others say No! Work on the divisive 'walkie-talkie' tower on Fenchurch Street is under way.

Fountain House was the first office block of its kind in London. Now its days are numbered. What do you think when you see a building like this? For many, it's a grim, grubby relic of a bygone age.