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Hiking trails & Routes

O'Donnell's – Guilliguy Megaliths loop from Portsall

Hiking trails & Routes

O'Donnell's – Guilliguy Megaliths loop from Portsall

Moderate

4.3

(6)

64

hikers

O'Donnell's – Guilliguy Megaliths loop from Portsall

02:24

8.93km

100m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 20, 2026

Waypoints

A

Start point

Bus stop

Get Directions

1

183 m

O'Donnell's

Highlight • Other

2

818 m

Guilliguy Megaliths

Highlight • Other

The Guilliguy site is home to megaliths around 8,000 years old. Listed as a historic monument since 1921, there is a covered walkway, a menhir and a cross. The view over Portsall Bay is pleasant.

Translated by Google •

Tip by

3

933 m

Guilliguy Dolmen Viewpoint

Highlight • Viewpoint

Great view of the harbor, a stone grave and a menhir

Translated by Google •

Tip by

2.45 km

Plage des Trois Curés

Beach

5

4.36 km

View of the Coast Near Plouescat

Highlight • Viewpoint

Really a dream setting 🤩

Translated by Google •

Tip by

5.83 km

Plage de Trémazan

Beach

B

8.93 km

End point

Bus stop

Way Types & Surfaces

Way Types

4.44 km

2.36 km

1.53 km

610 m

Surfaces

3.64 km

2.71 km

2.17 km

196 m

143 m

< 100 m

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Elevation

Elevation

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

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Weather

Powered by Foreca

Today

Friday 10 July

29°C

17°C

0 %

Additional weather tips

Max wind speed: 28.0 km/h

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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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