This is the famous Schilthorn nestled high in the Swiss Alps,
And at the cable car station just below this at 2677 m lies the peak called Birg, where they have installed a massive outdoor attraction called the Skyline Walk consisting of chainlink and glass walkways suspended almost three thousand meters above the ground.
You always ASSUME they design these things with huge safety factors in mind. But on a recent visit there part of the glass walkway was cordoned off, and this is the frightening image I saw: