Gran Paradiso
Italy's first national park — a king's hunting reserve turned sanctuary around a 4,061-metre summit, where every Alpine ibex alive today has its roots.
Gran Paradiso is the reason the Alpine ibex exists. By the early nineteenth century the species was down to a last few hundred animals in these valleys; Victor Emmanuel II declared the massif his royal hunting reserve in 1856 — poachers out, gamekeepers in, a network of stone mule-tracks built to reach every basin — and the protection worked so well that when his grandson gave the reserve to the state, Italy turned it into its first national park in December 1922. Every ibex in the Alps today, from Slovenia to France, descends from the animals those gamekeepers guarded; the park exported breeding stock for decades, including across the crest to its French twin, the Vanoise, with which it has shared a 14-kilometre boundary and a joint mission since 1972.
The mountain that names the park is the only 4,000-metre summit entirely on Italian soil — 4,061 metres, guarded by the Tribolazione glacier, climbed by its "easy" normal route from Pont in Valsavarenche past the Vittorio Emanuele II hut to the airy summit ridge and its little Madonna. Around it fan the five valleys: Cogne, Valsavarenche and Rhêmes on the Aosta side, Orco and Soana falling toward Piedmont and the dam-lakes of Ceresole Reale. The king's mule-tracks, kept in almost ceremonial repair, are now the finest walking infrastructure in the western Alps — graded, dry-walled, and delivering you to ibex at eye level above the Nivolet plateau's meander-and-tarn country.
Cogne is the park's mannered front door: the Sant'Orso meadow running from village to mountain wall, the Paradisia alpine botanical garden at Valnontey, the Lillaz waterfalls up-valley. The wildlife needs no stalking — ibex loaf near the trails in summer, chamois hold the steeper grass, marmots run the census themselves — and overhead the bearded vulture, reintroduced from the 1990s, achieved in this park some of Italy's first wild breeding in a century.
What's worth knowing before you go
Buses run Aosta–Cogne and Aosta–Valsavarenche/Rhêmes; the Piedmont side is reached via Pont Canavese to Ceresole. Huts (Vittorio Emanuele II, Chabod, Benevolo, Sella) open mid-June to mid-September and the Gran Paradiso normal route, glacier gear required, books out on August weekends. Snow blocks the high walking cols into early July.
The connoisseur's day is the Colle del Nivolet on a summer Sunday, when the high road closes to cars and the shuttle drops you into 2,500-metre lake country on foot — or Valnontey at first light in late June, when the ibex descend to the valley floor and the Paradisia's gentians open with the sun.