The Chinnor and Princes Risborough Railway (CPRR) is a heritage railway located in Oxfordshire, England. It operates on a 3.5-mile stretch of track that was originally part of the Great Western Railway. The line runs between the villages of Chinnor and Princes Risborough, offering scenic views of the surrounding countryside. The railway features vintage steam and diesel locomotives, providing visitors with a nostalgic experience. It is popular for family outings and special events, including themed train rides. The CPRR is also involved in preservation efforts, maintaining historical railway artifacts and promoting local heritage.