Historic Landscape Characterisation: The Rhondda - on the CADW site.
Fully explore the site - there are separate detailed sections for places in the area
You can see pictures of Williamstown in the Parish of Llantrisant which are provided by:
You can see the
administrative areas in which Williamstown in the Parish of Llantrisant has been placed at times in the past. Select one to see a link to a map of that particular area.
You can see maps centred on OS grid reference ST003909 (Lat/Lon: 51.608077, -3.441132), Williamstown in the Parish of Llantrisant which are provided by: