Not every UFO's setting is that easy to dismiss.

Some are seen by commercial airline crews,

radar locked by military sensors,

or investigated by seasoned journalists and scientists.

In this episode, we're diving into five of the most disturbing, well-documented,

and unexplained UFO encounters ever recorded. Well, welcome to scary mysteries.

Here are five UFO sightings. The government still won't explain.

Number five, the O'Hare Encounter.

It was a cold gray afternoon at Chicago's O'Hare International Airport on November 7, 2006.

The kind of day where busy travelers keep their heads down and move briskly through their terminal with a quick stop at McDonald's or Hudson News before hitting their gate,

just like any other day at a major international hub, I guess, until something happened above

gate C-17. It was metallic, large, and round, and it was something that wasn't supposed to be

there.

There's the story you may have already heard about, the United Airlines employees who and it was something that wasn't supposed to be there. There's this story you may have already heard about.

United Airlines employees who swear it was something otherworldly in the skies above Chicago's O'Hare Airport on November 7.

Several airport workers, some of whom have talked to the Chicago Tribune, who said they saw a saucer-shaped UFO.

At 4.15 p.m., a United Airlines ramp employee was on the tarmac, assisting with flight 446

bound for Charlotte that day.

That's when he looked up and completely froze.

Hovering, silently above the plane, was a dark, disk-shaped object, suspended in the sky like it had defied the laws of physics to get there.

It wasn't moving, and there wasn't a single sound coming from it. It was a flying saucer.

Within minutes, the radio chatter started up. Mechanics, pilots, and airline supervisors were all

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