Sofitel Winter Palace Hotel the hotel and speeches. The architect was Leon Stienon, the Italian construction company G.GAROZZO & Figli Costruzioni in Cemento Armato, Sistema SIACCI brevettato. During World War I the hotel was temporarily closed to paying guests and employed as a hospice for convalescing soldiers. A regular guest at the hotel from 1907 on was George Herbert, 5th Earl of Carnarvon, better known simply as Lord Carnarvon. Carnarvon was the patron of Egyptologist Howard Carter, who in 1922 discovered the intact tomb of Tutankhamun. After the discovery was announced the Winter Palace played host to the international press corps and foreign visitors
Exhibitions of artifacts from the tomb of Tutankhamun Queen Elizabeth II officially opened the exhibition on March 29, 1972. More than 30,000 people visited in its first week. By September, 800,000 had been to the exhibition, and its duration was extended by three months because of the popularity. When it did close on December 31, 1972, 1.6 million visitors had passed through the exhibition doors. All profits (£600,000) were donated to UNESCO for conserving the temples at Philae, Egypt. "Treasures of Tutankhamun" was the most popular exhibition in the museum's history. It is considered a landmark achievement in Egypt–United Kingdom relations. The exhibition moved on to other countries,