Routes

Planner

Features

Updates

App

Get the App

Routes

Hiking trails & Routes

Pen Trumau – Ridge to Waun Fach loop from The Vale of Grwyney

Routes

Hiking trails & Routes

Pen Trumau – Ridge to Waun Fach loop from The Vale of Grwyney

Hard

4.3

(3)

hikers

Pen Trumau – Ridge to Waun Fach loop from The Vale of Grwyney

06:00

19.4km

700m

Hiking

Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

Last updated: May 15, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

Start point

Get Directions

3.97 km

Mary's Stones (Macnamara Boundary Stones)

Highlight • Historical Site

The story of the Macnamara boundary stones near the summit of Pen Twyn Glass mountain is a long but interesting one. Further details can be found here: ewyaslacy.org.uk/-/Mary-s-Stones-investigating-the-Mrs-Macnamara-Boundary-Stones-in-the-Black-Mountains/1820s/nw_lty_1002

Tip by

6.35 km

Mynydd Llysiau

Highlight • Viewpoint

Mynydd Llysiau is a subsidiary summit of Waun Fach in the Black Mountains in south-eastern Wales. It lies halfway between Waun Fach and Pen Allt-mawr. It is a distinguished summit …

Tip by

7.54 km

Pen Trumau

Highlight • Summit

This is a Beautilful view

Tip by

7.68 km

If you do the Waun Fach Loop you can take in Pen Cerrig Calch and six other Nuttalls and it is a glorious 25km high level route with nearly 1,000m of height gain. For route details click here: komoot.com/tour/280372758

Tip by

9.25 km

Waun Fach summit

Highlight • Summit

A silent giant, Waun Fach is the highest point in South Wales' Black Mountains. Its gradual slopes and the flat nature of its summit mean that it can hardly be …

Tip by

9.26 km

Waun Fach Ordnance Survey Marker

Highlight • Monument

11.4 km

Pen y Gadair Fawr Summit Cairn

Highlight • Viewpoint

In terms of height, Pen y Gadair Fawr plays second fiddle only to Waun Fach as the Black Mountains' second highest summit. However, where Waun Fach's top is broad and …

Tip by

13.8 km

Pen Twyn Mawr

Highlight • Viewpoint

Pen Twyn Mawr is a top of Pen y Gadair Fawr in the Black Mountains in south-eastern Wales. It lies on one of the many south ridges of Waun Fach. …

Tip by

19.4 km

End point

Way Types & Surfaces

Way Types

12.5 km

4.37 km

2.45 km

Surfaces

8.77 km

6.71 km

1.45 km

1.24 km

1.20 km

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (800 m)

Lowest point (230 m)

Weather

Sunday 21 June

28°C

15°C

-- %

Additional weather tips

Max wind speed: -- km/h

to get more detailed weather forecasts along your route

Comments

Want to know more?

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Navigate

Send to Phone

Save

Edit route

Download GPX

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

Moderate

4.8

4,873

Pen y Fan and Corn Du Circular Walk

02:44h

7.56km

450m

Hard

4.8

1,901

Pen y Fan, Cribyn & Fan y Big loop from Storey Arms — Bannau Brycheiniog (Brecon Beacons) National Park

08:16h

25.0km

1,110m

Hard

4.8

1,845

Pen y Fan Horseshoe Ridge — Bannau Brycheiniog / Brecon Beacons National Park

05:55h

18.5km

720m

Moderate

4.9

1,506

Waun Fach loop via the Dragons Back — Bannau Brycheiniog / Brecon Beacons National Park

03:42h

10.8km

550m

Easy

4.9

1,056

Sugar Loaf loop from Llanwenarth car park — Bannau Brycheiniog (Brecon Beacons) National Park

01:40h

5.11km

220m

Moderate

4.7

640

The Blorenge circular from Keeper's Pond — Brecon Beacons National Park

03:12h

11.0km

300m

Moderate

4.8

433

Pen y Fan & Cribyn loop via Cefn Cwm Llwch & Bryn Teg

03:52h

10.6km

650m

Moderate

4.7

610

Table Mountain & Crickhowell Castle loop

02:36h

7.98km

360m

Moderate

4.7

296

Sugar Loaf Circular

03:07h

9.16km

480m

Easy

4.8

518

Skirrid Fawr loop — Bannau Brycheiniog (Brecon Beacons) National Park

01:59h

5.95km

280m

Moderate

4.8

267

Llanthony Priory and Hatterall Ridge loop

02:55h

8.98km

370m

Easy

4.3

294

Llwyn-on Reservoir loop

01:26h

5.50km

40m

Pen Trumau – Ridge to Waun Fach loop from The Vale of Grwyney

Mary's Stones (Macnamara Boundary Stones)

Mynydd Llysiau

Pen Trumau

Ridge to Waun Fach

Waun Fach summit

Waun Fach Ordnance Survey Marker

Pen y Gadair Fawr Summit Cairn

Pen Twyn Mawr

Nearby routes

Sign up or log in to keep exploring this route

We value your privacy ⛰️

We value your privacy ⛰️