13-25 Church St., London, England NW8 8DT, United Kingdom

Specializing in treasures dating from the 1920s onward, this Church Street market is home to more than 100 experienced and enthusiastic dealers, making it the largest permanent indoor antique market in the country. Both seasoned collectors and casual adorers of all things vintage are delighted by the irresistible gems showcased throughout Alfies' spacious four-floor interior, previously a 19th-century department store. After browsing displays of gorgeous leather luggage, Japanese tea sets, luxurious Italian armchairs, sumptuous silk clutches, vintage board games and arresting Swarovsky necklaces, patrons can relax with a scrumptious lunch at the lovely rooftop cafe.