Dalhousie Castle Hotel, located near Edinburgh in Bonnyrigg, is Scotland’s oldest inhabited castle, now operating as a luxury hotel and spa. Our editorial coverage focuses on developments relevant to hoteliers and hospitality professionals, including the recent £5 million refurbishment aimed at enhancing guest experiences with opulent interiors and world-class dining . We also report on significant business transactions, such as its acquisition by a US-based private buyer . Additionally, we provide insights into the hotel’s strategic positioning within the UK’s luxury hospitality market, its award-winning dining establishments, and its role in heritage tourism.