A new ad commercial from the UAE’s Emirates Airline has taken the internet by storm. It shows a cabin staff member in the iconic red Emirates hat and uniform, standing atop the tallest point of the world’s tallest building, the Burj Khalifa. Many have wondered if the nail-biting video was real or fake. So now, Emirates has released behind-the-scenes footage showing how this seemingly insane feat was made possible – and that too with a single drone!