Where: Gesves, Belgium Constructed: 1635-1647 Most important renovation: 21st Century Accessible: no Important fact: Built on the foundations of an even older water castle. For 400 years, the castle has only had alterations at detail level. The castle was up for sale (asking price: 13.5 million euros) in 2019. It was sold and is currently being renovated. Estimated opening for seminars, weddings and events: 2025. The outbuildings can currently be rented by tourists. https://www.haltinne.be
