Almost half of the Cadw sites along the Wales Coast Path are free to explore and include Flint Castle, Penmon Priory and Caer Gybi Roman Fortlet
in the north; and St Nons's Chapel, Loughor and Ogmore Castles in the south.
The fort, fortlet
and civilian settlement have Scheduled Ancient Monument status, which recognises them as a nationally important archaeological site.
An indication is that on the farm at Blindburn at the head of the Coquet Valley, run by Matt Ridley and his mother Judith, is the Chew Green complex of Roman earthwork marching camp and fortlet
And also Holyhead Mountain Hut Circles, Caer Gybi Roman Fortlet
, Caer Leb, St Seiriol's Well, Penmon Cross, Priory and Dovecote on Anglesey, Derwen Churchyard Cross.
The results of the geophysical survey were unusually clear as they showed the unmistakable outline of a Roman fortlet
and faint traces of rectangular buildings, most probably barracks.
He has previously discovered an unknown Roman fortlet
(a small fort) and numerous prehistoric sites in the area.
A large square temporary camp is over-lain by a series of later camps and a fortlet
, defended by a rampart and triple ditches.