Tips
Grace Mulligan
June 1, 2023
Hiking
Cefn Onn Quarry is a former slate quarry in Cardiff. It is situated next to Coed Tranch-yr-Hebog and Wern Ddu forests. Enjoy some lovely views from here over the surrounding Vale of Glamorgan and nearby towns.
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Nearby routes
Best routes near Cefn Onn Quarry
4.4
(19)
84
hikers
7.78km
02:14
190m
190m
Hike the moderate 4.8-mile Caerphilly Mountain and Rhymney Ridgeway Loop for panoramic views, woodlands, and historical sites.
Moderate
4.6
(5)
19
hikers
11.7km
03:27
350m
350m
Hike the moderate 7.3-mile Rhymney Valley Ridgeway and Caerphilly Mountain trail, offering panoramic views and historical sites.
Moderate
5.0
(3)
42
hikers
Easy hike. Easily walkable paths.
Easy
Details
Informations
Elevation 240 m
Weather
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Sunday 8 November
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3°C
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Additional weather tips
Max wind speed: 6.0 km/h
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