Vatican City
The name was first used in the Lateran Treaty, signed on 11 February 1929, which established the modern city-state. The name is taken from Vatican Hill, the geographic location of the state. "Vatican" is derived from the name of an Etruscan settlement, "Vatica" or "Vaticum" meaning garden, located in the general area the Romans called "vaticanus ager", "Vatican territory".
Apostolic Palace
Construction of the Papal Palace (also known as the Apostolic Palace or Vatican Palace) at the Vatican in Vatican City, took place mainly between 1471 and 1605. Covering 162,000m squared (1,743,753ft squared), it contains the Papal Apartments, offices of the Roman Catholic Church and Holy See, chapels, Vatican Library, museums and art galleries.