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)