A record 134 countries took place in Earth Hour this year, with cities from Hong Kong to London dimming or extinguishing lights in honor of the campaign.
“The amount of power that’s saved during that time is not really what it’s about,” Earth Hour co-founder and executive director Andy Ridley told AFP in Sydney, where the movement began in 2007. “What it is meant to be about is showing what can happen when people come together.”
We’ve rounded up some of the best galleries out there for checking out before and after photos from the worldwide effort. Check them out below!
Check out video of various landmarks around the world going dark below: