Isca Dumnoniorum Isca Dumnoniorum Isca Dumnoniorum, also known simply as Isca, was a town in the Roman province of Britannia at the site of present-day Exeter in the English county of Devon in the United Kingdom. It served as the tribal capital of the Dumnonians under and after the Romans. The city walls of Exeter (some 70% of which survive) mark the former perimeter of Isca and excavations in the 1970s and 1980s verified that the town was home to a Roman fortress almost certainly for the Second Augustan Legion. The town seems to have grown up around this fort (established )
Isca Dumnoniorum building in the fortress not of timber was a stone-built military bathhouse. The water for the bathhouse was supplied by a natural spring via an aqueduct which entered the fortress through the rear gate (). The excavations revealed the hot room () and part of the warm room (). The bathhouse was also supplied with an external exercise yard (), one corner of which was a cockfighting pit. The legion had formed part of the Claudian invasion of Britain in 43, under the command of the future emperor Vespasian. Vespasian led campaigns against both the Durotriges and Dumnonii. The presence