Joe Rogan

The purpose of that would be to keep it from cracking all the way through.

An enormous funerary box.

Does anybody have a wacky far-out theory of what they were actually for?

So they were feeding them?

Feeding them.

Feeding them.

So when people would die, they would just throw them down that hole?

Or when people were bad people?

So these elongated skull things were eating people?

Is that like an ancient version of Scientology?

Somebody make all this up?

Dude, I don't know.

Very strange that there's that many human skeletons down there.

I found here these two paragraphs.

I guess it's going to be a little long, but it's not that long.

During testing, a deep male voice tuned to these frequencies stimulated a resonance phenomenon throughout the hypogeum, creating bone-chilling effects.

It was reported that the sounds echoed for up to eight seconds.

Archaeologist Fernando Coimbra said,

said that he felt the sound crossing his body at high speed, leaving a sensation of relaxation.

When it was repeated, the sensation returned, and he also had the illusion that the sound was reflected from his body to the ancient red ochre paintings on the walls.