Can you identify this building to win a £25 drinks voucher?
This split drum of a building was inspired by a split dome nearby. But what is the split drum?
The building on 13 October was 10 Fleet Place, in central London, designed by SOM. The winner was Peter Groves of Cladding and Glazing Services, Redditch.
Email your answer to email@example.com. First correct answer wins. The editor’s decision is final. No cash alternatives will be offered. No employees of CMPi may enter.