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Tyn Twr – Old Railway Tunnel loop from Bethesda

Routes

Bike touring routes & trails

Tyn Twr – Old Railway Tunnel loop from Bethesda

Moderate

riders

Tyn Twr – Old Railway Tunnel loop from Bethesda

00:57

15.3km

160m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: February 5, 2026

Tips

Includes a segment in which cycling is not permitted

After 13.6 km for 78 m

Waypoints

Start point

Bus stop

Get Directions

129 m

Caffi Coed-y-Brenin

Highlight • Cafe

cheap and cheerful pitstop

Tip by

3.14 km

Bangor to Tregarth Railway Path

Highlight (Segment) • Cycleway

Old railway path converted into a bike path. Goes from the South of Bangor down to Tregarth. The surface is compact gravel so perfect for even the fanciest road bikes. Nice to escape the roads for a bit.

Tip by

15.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

10.9 km

3.64 km

537 m

209 m

< 100 m

Surfaces

15.2 km

< 100 m

Elevation

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

Highest point (150 m)

Lowest point (30 m)

Weather

Friday 8 May

14°C

7°C

-- %

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

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Tyn Twr – Old Railway Tunnel loop from Bethesda

Tyn Twr

Caffi Coed-y-Brenin

Old Railway Tunnel

Bangor to Tregarth Railway Path

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