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Canal tours offer a glimpse into lock workings

A tour group explores the lock Credit: ITV News

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.

The lock's pipework Credit: ITV News

Camden Lock has been drained for restoration work, exposing the structure of the chamber.

The gates that have been there since 1818 will be replaced Credit: ITV News

It'll cost 130 thousand pounds to replace both sets of gates and repair the timber work.

Credit: ITV News

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Google mapping for London's waterways

You may think there aren't many parts of London that Google hasn't put on the map. But the company is taking things a big step forward, by going in search of the capital's more hard to reach places.

It's using a futuristic-looking bit of kit, to open up some of our historic waterways to the world. Funmi Olutoye has been taking a look at how it works.