Here are a few views of Grande Terre, taken by Jean-Jacques Espirat. You can see the geographical differences in the terrain.
It may not be widely known (especially in UK) that Mounts (plural) Koghis consists of two main summits, Mt Bouo and Mt Moné, these two summits are linked by a ridge.
1 - Endemic flowers
2 - Endemic plants
3 - Bush at the foot of Moné
4 - View from Moné, Mt Humboldt is in the distance
5 - Moné summit about 1080 m elevation
6 - Flowers on the ridge
7 - Small araucaria and bush, background Ty valley
8 - Noumea peninsula seen from ridge or Moné
9 - Bush and small trees on Moné (dracophyllum, cyperacee,araucaria)
10 - A different view
11 - Moné summit
12 - Plants on SW Moné slope
13 - Mount Malawi (part of the Koghis but lower). Mt Bouo is partly hidden by clouds, rain forest visible on foot hills of Malawi and can be seen on foot of Bouo.
14 - Mounts Koghis (Moné left, Bouo right) seen from Nouméa in the background.