Europe, Italy (Rome).

GMT + 1 (GMT + 2 from last Sunday in March to last Sunday in October).

0.44 sq km (0.17 sq miles).

1,000 (UN estimate 2003).

2,272.7 per sq km.

The Vatican City is situated entirely within the city of Rome, sprawling over a hill west of the River Tiber, and separated from the rest of the city by a wall. Vatican City comprises St Peter’s Church, St Peter’s Square, the Vatican and the Vatican Gardens.

The State of the Vatican City came into existence in 1929.

His Holiness Pope Benedict XVI since 2005.

Italian and Latin are the official languages, though most international languages are spoken to some extent.

220 volts, 50Hz.