The British Isles consist of two main islands, Great Britain and Ireland, along with over 500 smaller islands. The total area is about 94,250 square miles. The flag of the United Kingdom, known as the Union Jack, represents the patron saints of England (St. George), Scotland (St. Andrew), and Ireland (St. Patrick). The countries that make up the United Kingdom are England, Scotland, Wales, and Northern Ireland. Each country has its own distinct history, culture, and national symbols.