From advanced medicine to space travel, we humans often think we've got it all figured out.

But the truth is, there are still many things out there that totally defy explanation.

From children from impossible places to miracles in the sky,

here are some unsolved mysteries that can't easily be explained.

But I'll try anyway.

You're listening to George. mysteries that can't easily be explained, but I'll try anyway. Back in 2005, residents of Cape Elizabeth in Maine, USA began noticing some strange happenings each time night fell.

And this wasn't merely sleepwalking, countless residents of the town reported waking up

in the night to see a guy staring back at them.

Shockingly, all matched the same description. These sleeping victims would catch only a tiny glimpse of the elusive figure, but before

even getting a chance to react, he would vanish into thin air, leaving nothing behind but

traumatized victims.

Creepy as that might be, the Cape intruder's victims could take comfort in the fact that

this intruder seemingly came in peace. No harm was done to them or their property, and nothing was stolen.

So aside from the weird sleep watching thing, he seems like an all right guy, I guess.

These sleeping victims weren't about to rest on this, though.

A rough sketch was put together and featured on the local news, which actually brought

forward a number of calls from citizens, claiming to know possible suspects.

But while two people named the same suspect, the authorities never managed to crack the case with a real conclusion.

After his initial series of visitations, the mysterious Cape Intruder never snooped on the sleeping again,

or at least we think, unless he just got better at sneaking undetected.

Alternatively, it's possible the guy never existed at all, and was just a series of incidences

of sleep paralysis, with people's half-waking, half-dream states influenced by the reported

...