1Windsor Castle, England

As the oldest and largest inhabited castle in the world, Windsor Castle has been the residence of British royalty for over 1,000 years. Its imposing towers, majestic state apartments, and lush gardens exemplify royal elegance and history. The castle’s Gothic chapel, St. George’s Chapel, is the burial place of many monarchs and the site of modern royal events, including weddings. Windsor Castle’s blend of historic grandeur and modern-day significance makes it one of the most beautiful and important castles in the world.