Free to visit, and all for a good cause.
Get the candles out for Earth Hour.
Thames-side exhibition highlights horror stories.
Earth Hour's back.
Candles ready this weekend.
Will you be switching your lights off?
Join in the big dim, in a show of support for a sustainable future.
Join Piccadilly Circus, Trafalgar Square, the National Gallery, the Royal Albert Hall, The Gherkin, London Eye, the National Theatre and Wembley Stadium by turning off the lights this Saturday night.
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