''When they said I had an urgent photo-shoot at Segara Anak, I should have guessed it would be VR...''
This is ''Volcano Mountains Crater - Lake Segara Anak'' by alexantropov1986, a budget model from CGT.
PoserPro just laughed when I tried to import its ~14 MB FBX mesh. I applied the hi-res texture and height maps to a square ground-plane, dialled displacement up to 20 in ''Advanced'' and rendered with Superfly...
Took some iteration to get lighting, subdivision and displacement sorta right. Care ''Simple'' displacement has lower limit than ''Advanced''.