Routes

Planner

Features

Updates

App

Get the App

Routes

Mountain biking trails

Nant Gwrtheyrn – Nant Gwrtheyrn Quarry Ruins loop from Llithfaen

Routes

Mountain biking trails

Nant Gwrtheyrn – Nant Gwrtheyrn Quarry Ruins loop from Llithfaen

Moderate

4.3

(3)

riders

Nant Gwrtheyrn – Nant Gwrtheyrn Quarry Ruins loop from Llithfaen

01:15

12.8km

430m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: May 15, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Tirwedd Cenedlaethol Llŷn

Waypoints

Start point

Bus stop

Get Directions

677 m

Nant Gwrtheyrn

Highlight • Historical Site

1.18 km

Yr Eifl Miners' Memorial Stones

Highlight • Monument

These grand stones at the Yr Eifl car park are a memorial to the miners who quarried here in the 19th century. This area has a huge industrial history and …

Tip by

4.53 km

Nant Gwrtheyrn Quarry Ruins

Highlight • Historical Site

You can walk through the ruins of the quarry building, see remains of industrial plants and have a great view of the sea

Translated by Google •

Tip by

7.73 km

View of Tre'r Ceiri Iron Age Hill Fort

Highlight • Historical Site

A scenic single track road with views towards Tre'r Ceiri, the historic and perhaps best-preserved Iron Age hill forts in the UK.

Tip by

10.00 km

Trailhead to Tre'r Ceiri Hillfort

Highlight • Viewpoint

small parking bay available

Translated by Google •

Tip by

12.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

8.34 km

2.37 km

1.87 km

225 m

Surfaces

4.63 km

1.87 km

1.19 km

497 m

Elevation

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

Highest point (350 m)

Lowest point (20 m)

Weather

Wednesday 20 May

17°C

12°C

-- %

Additional weather tips

Max wind speed: -- km/h

to get more detailed weather forecasts along your route

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

Nearby routes

Hard

4.7

406

Yr Wyddfa (Snowdon) circular, via the Llanberis and Ranger paths — Eryri (Snowdonia) National Park

02:34h

18.5km

1,010m

Hard

4.6

Beddgelert Forest loop — Eryri (Snowdonia) National Park

02:15h

22.4km

510m

Easy

4.8

Newborough Forest Corsica trail loop — Anglesey

00:44h

10.2km

70m

Moderate

4.3

Lleyn Peninsula loop of Yr Eifl

01:54h

22.2km

490m

Moderate

4.6

Telegraph Valley (Maesgwm) – Snowdon Ranger Hostel loop from Cwm-y-glo

02:29h

29.0km

680m

Easy

4.6

Llyn Llywelyn – Lôn Gwyrfai Lakeside Path loop from Rhyd-ddu

01:36h

16.5km

280m

Moderate

4.5

Telegraph Valley (Maesgwm) – Llyn Cwellyn loop from Betws Garmon

01:46h

19.5km

500m

Moderate

4.6

Llanberis Lake Railway – View of Llyn Padarn loop from Llanberis

02:32h

27.4km

740m

Hard

4.0

Telegraph Valley (Maesgwm) – Rhyd Ddu railway crossing loop from Llanberis

04:07h

44.8km

1,030m

Moderate

5.0

Newborough Forest Trail – Llyn Cefni Dam loop from Bodorgan

02:54h

49.0km

210m

Hard

1.0

View of Llyn Llydaw – Llanberis Path loop from Rhyd-ddu

03:14h

35.3km

1,060m

Hard

1.0

Llanberis Path – Snowdon Summit (Yr Wyddfa) loop from Llanberis

03:05h

30.7km

1,080m

Nant Gwrtheyrn – Nant Gwrtheyrn Quarry Ruins loop from Llithfaen

Nant Gwrtheyrn

Yr Eifl Miners' Memorial Stones

Nant Gwrtheyrn Quarry Ruins

View of Tre'r Ceiri Iron Age Hill Fort

Trailhead to Tre'r Ceiri Hillfort

Nearby routes

Sign up or log in to keep exploring this route

We value your privacy ⛰️

We value your privacy ⛰️