Outline of Vatican City
Vatican City – an ecclesiastical or sacerdotal-monarchical state, being the sovereign territory of the Holy See and ruled by the Bishop of Rome—the Pope, the leader of the worldwide Catholic Church. The territory of this landlocked sovereign city-state consists of a walled enclave within the city of Rome, Italy. It has an area of approximately , and a population of just over 800. This makes Vatican City the smallest independent state in the world by both area and population.Geography of Vatican CityVatican City is an enclave in an urban area, and lacks the geographic features common to (much larger) countries:Demographics of Vatican City
Saint John's Tower (Vatican City)
Saint John's Tower () is a round structure located on a hilltop in the westernmost tip of Vatican City, near Vatican Radio and overlooking the Vatican Gardens. The Medieval tower is located along an ancient wall built by Pope Nicholas III, but it fell into disuse at the beginning of the 16th century. It was rebuilt by Pope John XXIII in the early 1960s.