NARRATOR: The black hole, "Hoyo Negro," is so big the beams of their flashlights cannot find its floor. Breathless with excitement, they begin their descent.

[...] BETO NAVA: "People don't see that you go there, it's pitch black. That's why it's called "negro" [Spanish]; it's 200-feet dome and it's totally dark. But with all of this technology that we're bringing, now we can finally see. It's amazing."
--First Face of America