 The present building is not actually a castle, but was built in the 1720s by John Fane, 7th Earl of Westmorland to the 1723 design of the architect Colen Campbell being an almost exact copy of Palladio's Villa Rotunda near Venice.The interior features plasterwork by Giovanni Bagutti and fresco painting by Francesco Sleter.The house is situated in a landscaped park and valley with a number of surrounding pavilions and lodges which are also Grade I listed.