This place is huge. Vrastec 4e, enter from AP sells the locator. Some coordinates here:
City western gate (73, 23)
Hut (4, 1)
Genetics Facility (19, 12) (Quest)
Industrial complex (34, 18) (
Quest)
Mountain ledge (28, 43) This can be climbed with suitable gear. Entrance requires an IDStick.
Erenthiri complex (36, 74)
Bridge coordinates
(26, 5) (12, 3)
(28, 14)
(69, 74)
(35, 55)
(56, 58)