Is exploration dead?
Are there nothing more to find?
The truth is: Exploration is still alive, and yes, there's still stuff out there.
Some days ago, i climbed the mountains of Ghostlands, and yeh; I found this:
Unless you have insane wallclimbing skills, i'd recommend the use of Rocketboots.
It will take approximately 12 minutes depending on your skills.
There's an easier way, indeed, but it'll take 22 minutes, and 4x Rocketboots - Way to much waitin' :]