How to search trails from a chosen position on the map ?¶
1) Once on the app, go to the "Trail discovery" section. 
2) Go to the map section.
3) Choose a place to discover the trails.
4) Then, return to the discover part.
5) Press "Displayed relative to" at the top of the screen by selecting "From the center of the map".
6) Once done, discover the premium catalog and all the nearby trails will be published.