Tourists stroll along the Diagon Alley movie set at The Making of Harry Potter Warner Bros. Studios experience in London. (Ross D. Franklin / AP)
Highclere Castle, 45 miles west of central London, is better known to many as Downton Abbey, the setting of the popular PBS series that ended in 2016. (Matthew Lloyd / For the Times)
Highclere Castle was used as the stand-in for “Downton Abbey’s” fictional titular estate.
(Catharine Hamm / Los Angeles Times)