There are no topos available for this route page at the moment.
You can add a map marker for Rocher du Duc and a new sector on Rocher du Duc's map page and then add topos for the new sector.
Onyx, 6B
Added by
Mikael Uponen
Grade opinions
Ascents from public tick lists
![](https://27crags.s3.amazonaws.com/photos/000/068/68290/small-5dc30953fdc0.jpg)
Mikael Uponen
2014-04-04
Flash