Experience the unique slate landscape of North Wales` latest World Heritage Site and enjoy the wonders of the Eryri National Park (Snowdonia).
This trail visits some of the less-frequented but beautiful parts of Snowdonia/Eryri, passing through all the major mountain ranges, offering a range of experiences from mountain to forest, lake to river, from the valley to the sea. All along the trail are fascinating things to be seen and experienced. From small sleepy villages to the honeypots of Llanberis and Betws y Coed, this trail provides a wealth of variety.
This trail is also a joy for narrow gauge railway enthusiasts, as it visits the Penrhyn Quarry Railway, Llanberis Lake Railway, Snowdon Mountain Railway, the Welsh Highland Railway and the Ffestiniog Railway.
Source: Snowdonia Slate Trail
Difficulty level: Extreme (90/100)
Length: 11.4 mi
Duration: 03h39
Total ascent: 1,325 ft
Maximal slope: 7.2 %
Average slope: 2.2 %
Net ascent: 0 ft
Total descent: 1,325 ft
Paved roads: 6.27 mi (55 %)
Cobblestones: 0 ft (0 %)
Car free roads: 5.7 mi (50 %)
Noise pollution
Amount of traffic
Natural area
Urban area
Water rich area
RouteYou Climb Code : E_4_d
RouteYou Climb Code : D_4_d
RouteYou Climb Code : D_4_d
RouteYou Climb Code : D_4_d
RouteYou Climb Code : E_1_c
RouteYou Climb Code : E_3_d
RouteYou Climb Code : E_3_d
RouteYou Climb Code : D_4_d
RouteYou Climb Code : D_1_c
RouteYou Climb Code : E_3_c
RouteYou Climb Code : D_2_c
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