We're exploring one of the deepest pits in America ... What we captured on camera deep inside this pit is absolutely mind-blowing—you won’t believe what’s at the bottom!

This name was given because crows were observed nesting in the entrance pit of the cave ... Also known as Voronya Cave, Krubera is the second-deepest known cave on Earth - it was previously ...

The tiny Chinese drone survived a mission to the bottom of the Mariana Trench - the deepest pit in any of the world's oceans. The high-tech explorer marks a revolution in the world of deep-sea ...

A robot exploring Earth's oceans has officially reached the world's deepest point, as it continues its search for new forms ...

Probing a series of “windows” in the walls of the deepest part of the cave ... But finally, on October 19, Kasjan dropped down a pit later dubbed Millennium and looked at his altimeter.

It appears to be an alien planet. What is the ocean's deepest point? What lives in the Mariana Trench—and what has been discovered recently?

"The Severouralsky Bauxite Pit commissioned the final ... The shaft depth is 1.5 km. The shaft is the deepest in Russia and is among top five deepest mines across the globe.