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Sitten Essentials

Sion's skyline is dominated by the twin peaks of Valère and Tourbillon, home to a fortified 13th-century basilica and the ruins of a medieval bishop’s castle. The city’s history spans from the Neolithic dolmens of Petit-Chasseur to the Renaissance architecture of Maison Supersaxo. This selection covers the core of the medieval old town, including the Gothic cathedral, the historic fortifications of the Wizards' Tower, and the central Place de la Planta.

Valère Basilica

The Valère Basilica, also called Valère castle, is a fortified church situated in Sion in the canton of Valais in Switzerland.

Tourbillon Castle

Tourbillon Castle is a castle in Sion in the canton of Valais in Switzerland.

Sion Cathedral

Sion Cathedral or the Cathedral of Our Lady of Sion is the Roman Catholic cathedral in Sion, Valais, Switzerland.

Majorie Castle

Majorie Castle is a castle in the municipality of Sion in the Canton of Valais, Switzerland.

Le Petit-Chasseur

Le Petit Chasseur is the name of a megalithic site in Sion, Valais, Switzerland.

Maison Supersaxo

Built in 1505 by Georges Supersaxo, this Renaissance residence is renowned for its grand hall featuring a richly carved and painted wooden ceiling depicting the Nativity and complex floral motifs.

Tour des Sorciers

A surviving remnant of Sion’s medieval city walls, this circular tower served as a prison and site of interrogations during the witch trials held between the 15th and 17th centuries.

Château de Montorge

Ruined 13th-century fortress situated on a rocky outcrop west of the city. Originally built by the House of Savoy, the castle was destroyed in 1417 during the Raron rebellion.

Place de la Planta

The city's main public square, hosting a traditional market every Friday. It is bordered by the seat of the Valais cantonal government and serves as a central hub for civic gatherings.