The Nant Gwernol Railway is a narrow-gauge heritage railway located in Wales. It operates in the scenic Dolgellau area, offering visitors a chance to experience the beauty of the surrounding countryside. The railway runs for approximately 1.5 miles, providing a charming ride through lush landscapes and along the banks of the River Mawddach. Originally built for industrial purposes, the railway has been preserved for tourism and heritage purposes. It features vintage steam and diesel locomotives, allowing passengers to enjoy a nostalgic journey. The Nant Gwernol Railway is a popular attraction for both locals and tourists seeking a unique experience in the Welsh countryside.