How do i get to these places...(pic included)

[Shadow_R]

How do i get to these places...(pic included)

Where do i find the key to the red arrow on the map ive marked and then get to the black arrow?

help please ( i play on xbone so copied a pic from the net)

 

[ElBiggus]

The plot will take you there.

 

[Shadow_R]

o ok, cheers

 

[Villentretanmerth]

You can get there earlier by scaling the rocks and jumping over the locked door. I've done it, just so I could get the place of power early. The only way to get out the area though, is to go through the cave.