- ultimate44.com attraction/tourbillon-castleChâteau de Tourbillon (Castle). regionch-sion. websitetourbillon.ch.
- castellinelmondo.altervista.org en/castle/…Valais See list of castles in Svizzera. The summer residence of the 13th century the bishops of Sion Tourbillon was destroyed by fire in 1788 and is now a ruin.
- tropter.com en/switzerland/sion/tourbillon-castleLocal name: Château de Tourbillon. The castle was built in the second half of XII century. ... Tourbillon Castle – popular in the area.
- en-academic.com dic.nsf/enwiki/11523784Tourbillon castle was built in at the end of the 13th century, sometime between 1290 and 1308, by the bishop Boniface de Challant.
- military-history.fandom.com wiki/Tourbillon_Castle] Tourbillon Castle was built sometime between 1290 and 1308 by the Bishop of Sion, Boniface de Challant, as his principal residence.
- blog.cyberclip.com tourbillon-castle-sion-…As far as I know the castle was never captured, which isn't surprising when you see the place: its hillsides are sheer.
- lingoda.com blog/en/castles-in-switzerland/The Château de Chillon is not only the biggest castle in Switzerland; it’s also the most visited, with over 400,000 guests every year. ... 6. Tourbillon Castle.
- dreamstime.com tourbillon-castle-city-sion-…Chateau de Tourbillon castle walls in Sion, Switzerland. ... Scenic view of Tourbillon castle ruins and clear summer blue sky Sion Valais Switzerland.
- homestratosphere.com 20 Jaw-Dropping Mountain Top Castles (Photos)There’s something spectacular about mountain-top castles. The amount of work and cost that went into regular castles is mind-blowing. ... 17. Tourbillon Castle.