The series opens with an episode dedicated to The Royal Collection Trust's unparalleled collection of works by Venice's famous view-painter Canaletto. Stepping inside the royal residences of Buckingham Palace and Windsor Castle, it reveals how the world's largest Canaletto collection made its home in Britain. The episode also captures the essence and allure of Venice, embarking on a 21st century Grand Tour to reveal how Canaletto's art was influenced by the great Italian city.