Today is national Azulejo Day, celebrated annually on May 6th, dedicated to honouring the country's iconic tin-glazed ceramic tiles, or azulejos - officially recognised to promote the preservation of this unique cultural heritage, the day highlights five centuries of artistic tradition, covering churches, palaces, and city streets. Key Details About Portuguese Azulejos: - Significance: Introduced in the early 16th century, azulejos are a defining element of Portuguese architecture. - Blue and White: While colored tiles exist, the famous blue and white style was heavily influenced by Chinese porcelain and Dutch exports in the 17th century. - Where to See Them: Highlights include the National Tile Museum in Lisbon (housed in a former convent), Porto's São Bento Railway Station, and the Chapel of Souls. - Celebration: The day encourages visiting, appreciating, and protecting these artistic treasures from theft and neglect - recent theft concerns But what is the origin of the word 'azulejo'?