Mysterious Roman fort discovered in Wales could house 1,000 soldiers

• An ancient Roman fort was discovered in a remote area of Pembrokeshire, Wales.
• The fort could have housed up to 1,000 auxiliary soldiers, according to archaeologist Mark Merrony.
• The discovery was announced in October by Wolfson College, Oxford, following recent excavations.
• The fort's discovery may help validate a centuries-old legend about a Roman emperor.
• The fort is located near Frenni Fawr in Pembrokeshire.