The 20ml walk is circular crossing three peaks, Blorenge, Sugar Loaf & Skirrid. The 15ml walk leaves out Skirrid. The 10ml route does Sugar Loaf only. The 18ml walk is linear crossing Bal Mawr, Pen Cerrig Calch & Sugar Loaf
You can use the interactive controls to zoom in and out and to move around the map, or click on a marker for more info. (interactive map help)