Vatican City

St. Peter's Basilica

St. Peter's Basilica

Welcome to Vatican City! St. Peter's Basilica is an enormous church with a soaring dome, standing at the very heart of the smallest country in the world.

Why is it famous?

It's the largest church in the world by size and one of the holiest sites in Christianity.

Its massive dome, designed with help from the artist Michelangelo, dominates the Rome skyline.

How was it formed?

Construction began in 1506 and took 120 years, with many famous architects and artists working on it over generations.

It was built on a spot believed to be the burial place of Saint Peter, one of Jesus's twelve apostles.

Amazing facts

The dome rises about 448 feet, making it one of the tallest domes in the world.

Visitors can climb 551 steps (or take an elevator partway) to reach the top of the dome for a view over Rome.

Quick facts

  • The dome rises about 448 feet, making it one of the tallest domes in the world.
  • Visitors can climb 551 steps (or take an elevator partway) to reach the top of the dome for a view over Rome.
  • The huge square outside, St. Peter's Square, can hold well over 300,000 people.
  • It's the largest church building in the world, covering more than 5.7 acres.