Lights go out around the world for 10th Earth Hour

Lights all over the world switch off for Earth Hour

Earth Hour 2020: Heres Why You Should Switch Of Your Lights Between 08:30 - 09:30pm On March 28

Switch your lights off for Earth Hour

Lights go out around the world for Earth Hour

Lights go out around the world for Earth Hour

Watch these parkour athletes swing around Paris switching off wasteful lights

Alex Bowen went for a walk around Aberystwyth during its Christmas lights switch on event

Vidya: 'If SRK switches OFF LIGHTS for ONE HOUR...'

Kejriwal asks Delhites to switch off lights for an hour - NewsX

Millions May See Northern Lights Tonight Thanks To ‘Holes’ Around The Earth

Lights out for 'Earth Hour'

Rovio: It's Lights Out for the Piggies for Earth Hour!

Lights Go Out Around The World For 'Earth Hour'

Countries around the world turn off lights for Earth Hour

Lights off in Sydney for tenth Earth Hour

Lights Out at MGM Resorts for Earth Hour 2016 | MGM Resorts International

Lights of PM House will be turned off to mark Earth Hour today

Earth Hour Day 2023: ‘Lights off’ at 8.30 pm today | Know the significance | Oneindia News

Lights around the world go dark to celebrate Earth Hour

Sydney Harbour Bridge lights switched off for Earth Hour