15km (9.3miles) Circular ridge walk taking in Llyn y Fan Fach, Llyn y Fan Fawr, Fan Brecheiniog, Fan Foel, Picws Du, and Bannau Sir Gaer. Probably the most spectacular scenery the Brecon Beacons has to offer
Viewranger route here:
https://my.viewranger.com/route/details/MjM1ODg2Mg==