Question

What is this location. 13"50'27" S 29"58'02" W -3.780m

Answer 1

Answer:

The place is somewhere in a desert in Sudan

Explanation:

The following image shows the location of the coordinates on the google maps

Answer 2

If you search the coordinates it leads to a point in the ocean off the east coast of South America, the -3780m implies whatever is there is under the ocean, it would require high tech gear to reach that depth, since the box from mpk's video is said to be from the Mariana's web than that location could be were Atlantis was and or is resting but that's just me connecting the dots and I could very well be off by a Longshot