Originally part of the Qatar Amiri Flight fleet and registered as A7-HBJ, the jet was delivered in 2012 and used exclusively ...

The four-engine airplane was much larger than any other and could fit hundreds of people in rows with up to 10 seats across. The upper deck, reachable by a spiral staircase, hosted a luxurious lounge.

The huge plane was touted as a win for middle-class ... complete with large easy chairs and space to stretch one's legs. A spiral staircase led to the upstairs lounge, with space for a bar.

The airplane speeds through the sky on its way ... When passengers weren’t dining on French delicacies, they could head down a spiral staircase to the lower deck lounge. Flight attendants ...

The red-painted spiral staircase that once led to the cockpit ... “There’s nothing about this plane I really want to remember,” he said. “It was a disaster.” ...

The aircraft rolls abruptly and begins spiraling ... like someone walking down a spiral staircase. During the spiral the crew keeps an eye out for other air traffic, and for anything coming ...