Hampton Court Palace plan with grand apartments on a raised piano nobile, all rendered with classical detailing. The historian Jonathan Foyle has suggested that it is likely that Wolsey had been inspired by Paolo Cortese's "De Cardinalatu", a manual for cardinals that included advice on palatial architecture, published in 1510. The architectural historian Sir John Summerson asserts that the palace shows "the essence of Wolsey—the plain English churchman who nevertheless made his sovereign the arbiter of Europe and who built and furnished Hampton Court to show foreign embassies that Henry VIII's chief minister knew how to live as graciously as any cardinal in
Hampton Court Palace Great Gatehouse ("A"), the palace's principal entrance, by two stories and removed the lead cupolas adorning its four towers. Once opened, the palace soon became a major tourist attraction and, by 1881, over ten million visits had been recorded. Visitors arrived both by boat from London and via Hampton Court railway station, opened in February 1849. On 2 September 1952, the palace was given statutory protection by being grade I listed. Other buildings and structures within the grounds are separately grade I listed, including the early 16th-century tilt yard tower (the only surviving example of the five original towers); Christopher