Earth Hour 2016 in pictures: London's top landmarks plunged into darkness for WWF

 
Lynsey Barber
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Source: Getty

Some of London's biggest landmarks were plunged into darkness on Saturday evening as part of a worldwide effort for Earth Hour, the WWF's campaign to raise awareness of environmental threats.

Piccadilly Circus, Big Ben and the Houses of Parliament, Harrods and the London Eye were among those to switch off.

Southbank

Big Ben and the Houses of Parliament

Tower Bridge

Piccadilly Circus

Harrods

Elsewhere, familiar landmarks around the world also went dark.

Paris

Sydney

Beijing

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