The Goûter Couloir—also known as the "Corridor of Death"—is infamous for its danger, with more than a hundred fatalities recorded over the years

In a final video posted to social media, the teenager is heard saying, “It turns out that up here the temperature drops to -2 degrees at night. And the worst thing is... I’m going to freeze. I didn’t even bring a sleeping bag, and I’m far from the shelter"

Proposals for developing and showcasing the paths and hiking trails that will comprise Greece's first outdoor network were approved this month