Earth Hour across Europe's landmarks

Berlin's Brandenburg Gate, Paris' Eiffel Tower, Rome's Vatican and Barcelona's Sagrada Família have joined the WWF's Earth Hour in switching off their lights for an hour to raise awareness of climate change and energy use.

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Lights go out for Earth Hour

Hundred's of landmarks around the world will switch off their lights at 8.30pm local time as part of a global effort to shine a spotlight on climate change