Cefn Onn Halt railway station
…Onn), which was laid out from 1911 to 1933 by Ernest Prosser, a director of the Rhymney Railway, which owned the line. The park was bought in 1944 by Cardiff County Borough Council, which developed it as a country park. The park is now listed at Grade II on the Cadw/ICOMOS Register of Parks and Gardens of Special Historic Interest…