Flight length 145nm (270km) of which 130nm (240km) is above Offa's Dyke.
Planned flight altitude: 4000ft (1220m)
Highest land altitude is on the Black Mountain (waypoint BMT) at 2300ft (703m)
Other waypoints include: Chepstow CHP; Monmouth MON; Hay-on-Wye HAY; Hergest Ridge HER; Knighton KNT; Montgomery MTG; River Severn (near Welshpool) RVS; Castle Dinas (near Llangollen) CDN; Moel Famau MFA and Prestatyn PRS.