It's been under water for almost two centuries, but today visitors to one of north London's locks got a rare chance - to take a tour inside.
Camden Lock has been drained for restoration work, exposing the structure of the chamber.
It'll cost 130 thousand pounds to replace both sets of gates and repair the timber work.
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The 47-year-old man died shortly after 3pm on Tuesday.
Specialist explosive detection dogs searched through the town examining letter boxes and phone booths for signs of potential devices.
Temperatures reached 29.1C in St James's Park, central London.