Spiral stairs The twin domes of St Paul's Millenium Bridge and the Shard Round window Reflected Convex King Edward VIII Pretty but meaningless Bow Full-half-slow-stop Porthole west Big Ben in cameo HMS Wellington bell Stairs Bells Durham bell Bell and wheel SS Ohio Offices Court room Red ensign Coat of arms Livery Company flag Sextant Regnart Buildings NW Exmouth Mews NW1 Stephenson Way NW1 Lines Mask maker Masks Paella Crowned with salad Where who? Free crayfish Where do the losers hang out? The secret of City Hall Chrome Haircut on the bridge Carribean ice-cream Paper hats Searching for the North-west passage Pillars Blackbird chick E.Mono for Value Tulip spiral Swathed in scaffold