Spain -Basque Coast Geopark 4K
Basque Coast Geopark (Flych Geopark) is an ideal hiking side trip from San Sebastian. It's located in Zumaia Town, 30 km west of San Sebastian. You can take a trail (E1) from San Sebastian center to Zumaia Town, about 48 min, Eur 2.75.
Talaia Trail (between Zumaia and Deba) GR 121
Length: 14 km (one-way)
Elevation Gain: 650 m
4-5 hrs
Difficult, very muddy
Algorri Trail (in Zumaia)
It's the 1st segment of Talaia Trail, has the most stunning view
Length: 1.4 km (loop)
Elevation Gain: 46 m
40 min - 1 hrs
Easy, muddy
Lapar Trail (in Deba)
It's the end segment of Talaia Trail, has the oldest black rock flych
Length: 2 km(round-trip)
Elevation Gain: 8 m
45 min
Easy
You can take the trail E1 from Deba back to San Sebastian.