A quintessential English branch line nestled at the foot of the Chiltern Hills—the Chinnor & Princes Risborough Railway traces the quiet beauty of the old Watlington branch. This scenic corridor through the chalk downland of Oxfordshire and Buckinghamshire has long been a favorite of filmmakers, frequently appearing in classics like 'Midsomer Murders.' It remains a beautifully preserved sanctuary of rural rail travel, where the whistle of a steam engine echoes against the backdrop of an Area of Outstanding Natural Beauty.