One is directly above the Gulf Stream and one is a little bit further above and to the right of the first one.
Hope this helps :)
Answer:
Waves , tides and currents are powerful agents in developing coastal landforms.
Hope it helps you.
Mercator projection is suitable for maritime navigation
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
Answer:
National flag: blue black and white
National flower : Cornflower (Centaurea cyanus)
National motto of the country: none