Virosidum was an auxiliary fort on a glacial drumlin overlooking the River Bain in Wensleydale, controlling the road running west across Stake Pass towards Ingleton and the lead-mining country of the northern Pennines. Founded under the Flavians (c. AD 80s) in timber, it was rebuilt in stone in the 2nd century and saw repeated reconstruction, with occupation continuing — interrupted by gaps — into the late 4th century, making it one of the longest-occupied Pennine forts.
Source: Pleiades — A Community-Built Gazetteer and Graph of Ancient Places. View the Pleiades record →
It formed part of the network of garrisons holding the Brigantian uplands behind the northern frontier, policing routes and likely overseeing local mineral extraction. An inscription records the Sixth Cohort of Nervians (Cohors VI Nerviorum) as the 3rd-century garrison, and a notable 4th-century building inscription attests significant late-Roman rebuilding under Diocletian or Constantius.
Excavations by Brian Hartley in the 1950s–60s and later by the Roman Antiquities Section of the Yorkshire Archaeological Society revealed at least four structural phases, including the stone rampart, gates, principia and a substantial bath-house outside the fort. Finds include altars, building inscriptions, and pottery sequences that have been important for dating Pennine fort occupation, though much of the interior remains unexplored.
Virosidum was an auxiliary fort on a glacial drumlin overlooking the River Bain in Wensleydale, controlling the road running west across Stake Pass towards Ingleton and the lead-mining country of the northern Pennines. It is recorded in the Pleiades gazetteer of ancient places as a fort site from the Roman period in Britain.
Virosidum is classified as a Roman fort — a military site in the Pleiades ancient world gazetteer. Roman Britain's archaeology encompasses thousands of sites ranging from legionary fortresses and marching camps to villas, temples and towns.
Several Roman sites lie within a short distance, including Roman fort at Wensley (14.4 km), Cairn at Force Gill, 80m SSE of Little Dale aqueduct (19.5 km), Scargill Moors Roman shrines (21.2 km). Aubrey Research maps over 2,200 Roman sites across Britain, drawn from the Pleiades ancient world gazetteer.
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