Here are the maps by sector of each route of the Ultra Marin 2018 :
Grand Raid 177km :
Raid 87km :
Trail 56km :
Ronde des Douaniers 36km :
Nordic Walk 29km :
IN ORDER TO VISUALIZE THE GPX TRACKS
In order to download the GPX file, right click on the link and then "save target as…".
Visualize GPX Track on GPX viewer : https://maplorer.com/view_gpx_fr.html
Download your file and visualize it by clicking on view profile.