Everything in San Sebastián orbits La Concha, the shell-shaped bay it's named for. Stand on the promenade facing the water: to your right, the old town (the Parte Vieja) huddles at the foot of the wooded headland of Monte Urgull; behind you spreads the elegant Belle-Époque Centro; to your left the beach runs west to the funicular up Monte Igueldo and the Chillida sculptures of the Peine del Viento. The river Urumea cuts behind the old town and separates the center from Gros, the surf neighborhood with its own beach, Zurriola.
It's tiny — you can walk end to end in about half an hour — and almost everything you'll want is on foot. The pintxos epicenter is the Parte Vieja, a dense grid of a few car-free blocks where you'll spend most evenings drifting bar to bar.
The old town. The highest concentration of great pintxos bars anywhere, plus the Bretxa market and San Telmo museum. Your evening base.
Grand 19th-century boulevards behind La Concha. Central, refined, walkable to everything. Good first-choice to stay.
Across the river. Younger, more local, Zurriola surf beach, an excellent quieter pintxos scene. Great-value place to stay.
West end below Monte Igueldo. Residential and quiet, the calmer end of the beach. Lovely but farther from the action.
The ornate white railing and the curve of the bay make this one of Europe's loveliest urban beach walks. Do it more than once.
The postcard panorama of the whole bay from an old-fashioned funicular and a faded amusement park up top.
Eduardo Chillida's iron "wind combs" bolted into the rocks where the city meets the open Atlantic. Quiet and elemental.
The wooded headland above the old town — an easy climb to a hilltop fort, cannon batteries, and harbor views.
Basque history and identity in a former convent. The single best place to understand where you are. santelmomuseoa.eus
The surf beach across the river — younger, livelier, board rentals, and a relaxed neighborhood to drift through.
Your visit (Aug 7–11) lands right on the opening of Aste Nagusia, San Sebastián's biggest festival — the txupinazo, nightly fireworks over La Concha, txosnas, parades. Full night-by-night guide →
The wild-mushroom sauté with an egg yolk is the move; also superb txangurro and seafood pintxos on the bar.
No display counter — you order hot plates: braised veal cheek, seared foie, octopus, kokotxas. Cult favorite.
Two things only: a perfect tomato salad and one tortilla, made twice a day (lunch ~1pm, dinner ~7:30) — put your name on the list early. Plus a magnificent txuleta.
Beef-cheek in red wine, Idiazabal risotto, grilled pig's ear. Tiny, packed, brilliant.
Anchovies a dozen ways — sea-urchin, spider-crab, olive. Order a flight and a Txakoli.
The inventive end of the crawl — smoking cod, theatrical bites, design-y rooms. Fun for variety.
The birthplace of burnt Basque cheesecake. One slice at the bar with a coffee or a sweet wine.
Upstairs from its pintxos bar: a polished, well-priced à la carte of seasonal Basque cooking. The ideal "real dinner" that isn't a tasting marathon. site
Old-school Donostian classics done beautifully in a snug cellar room. A lovely solo sit-down dinner.
The technical pinnacle of the region — more Michelin stars than any chef in Spain. Sunday Aug 9, 1:30pm lunch. site
The Basque temple, family-run since 1897, avant-garde but warm. arzak.es
Pedro Subijana's dining room hangs over the Atlantic west of town — the view is half the meal. akelarre.net
A wild, ~20-course experimental tasting "journey" — open May–Oct, so your dates work if you want a fourth temple. Reserve by email/phone with a deposit. site