 Now a roofless shell, it is constructed of ashlar, it has a central hexastyle portico with two-way stair, piano nobile, basement and Palladian windows.The interior was gutted by fire in 1899, but formerly had many fine rooms.The house was a great meeting point for figures of the Scottish Enlightenment, who came to view its collection of paintings, including a noted ceiling painting of Ossian's Hall, by Alexander Runciman.