Some of the terrain may be wet and boggy in places, hiking boots are recommended.
This seven and a half mile circular route crosses the top of the Caerfanell Waterfalls, the highest in the Beacons and also visits the site of a World War II air crash and a memorial built to honour the Canadian crew of the plane. The terrain covered includes a stone stepped path, hilltop paths and open moorland.
There is a pub in the nearby village of Pontstycill, there are no other facilities along the route.
This area of the Beacons is home to many common varieties of birds, wildflowers, mosses and fungi.