SionAbstractOldest town of Switzerland with some 7,000 year of history and capital of the Valais, Sion is rich of 4 castles, 4 museums and a beautiful historical center, but it is a modern city, with all facilities and much more.
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More information- You may find information about Sion on Wikipedia.
- There is also information on this official website. Unfortunately, we can't guarantee that it's mobile-friendly.