Mount Stewart House is a historic mansion located in County Down, Northern Ireland. Built in the late 18th century, it showcases a blend of architectural styles, including Neoclassical and Gothic Revival. The house is surrounded by beautifully landscaped gardens, which are recognized for their diverse plant collections and design. The estate is managed by The National Trust and is open to the public. Visitors can explore the interior of the house, which features original furnishings and artwork, as well as the extensive gardens that include a variety of themed areas, such as the Italian Garden and the Shady Walk.