
A National Geographic photographer climbed to the top of the world’s tallest building, snuck onto a railing used to support airplane warning lights and snapped this breathtaking image—possibly the world’s most terrifying Instagram picture. Joe McNally tweeted that he wasn’t on assignment when he took the photo (he posted it to his personal Instagram account), but said climbing to the top of the Burj Khalifa skyscaper in Dubai “seemed like fun.” As any Instagram user knows, the only thing that would have made this photo even more memorable would be a faux-aged, retro filter—you would think a professional photographer would know this …