A major railway construction project in England has revealed a fascinating glimpse into the past, with archaeologists discovering a 1,740-year-old Roman silver coin bearing the name of Emperor Carausius.
The coin was found during excavations of the East West railway route linking Oxford and Cambridge, and is helping researchers understand the timeline of ancient activity in the area. The discovery was part of a wider archaeological investigation that uncovered evidence of settlements, agriculture, pottery, burials, pits, ditches and pits dating back to the Iron Age and Roman periods. More than 1,000 test trenches have already been examined, with thousands more planned as archaeologists continue to search beneath the landscape.While the coin’s association with a Roman emperor makes it a remarkable find, experts say its greatest value lies in the way it connects modern researchers to ordinary people who lived, worked and traded in Roman Britain. The ongoing excavations are expected to reveal more secrets hidden under the future railway.
A Roman coin bearing the name of Emperor Carausius was discovered in England and reveals a lost history
As the BBC reported, among the finds that have attracted the most attention is a Roman coin dating back around 1,740 years.
The silver coin bears the name of Emperor Carausius, a naval commander who later declared himself ruler of Britain and northern Gaul in the late third century AD.The coin was recovered from excavations in southern England, and has remained in remarkably good condition despite spending centuries underground. For archaeologists, it provides much more than just a stunning artifact. Coins bearing the names of well-known rulers provide reliable dating evidence, helping specialists place nearby monuments within a clearer historical time frame.
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Railroad excavations continue to uncover unexpected discoveries
The finds form part of extensive archaeological work taking place ahead of the construction of the East-West Railway. More than 1,000 trial trenches have already been dug across Bedfordshire and Cambridgeshire, with thousands more due to be dug over the coming years.Before digging begins, survey teams use geophysical techniques to identify areas that may contain buried remains. However, not everything shows up in these scans.“Geophysical surveys generally don’t show finds, cremations or burials, so these are often unexpected when they turn up in trenches,” said Mike Court, East West Rail’s historic environment officer.
Pits, pottery and settlements reveal a prosperous past
Roman coinage is not found in isolation. Archaeologists have discovered evidence of settlements and agricultural activity, with features such as pits, ditches and holes dug into the natural earth.Pottery shards recovered from these monuments help determine the age of the various sites, while the detection of metals within the excavated soil has led to additional discoveries of coins.Other finds include a Late Iron Age vase, Roman pottery and ceramic vessels, adding further evidence that the surrounding landscape supported communities over many centuries rather than during a single period of occupation.“These sites contain numerous features, such as pits, trenches and after-holes, cut into the natural ground,” the court explained.
Thousands more trenches remain to be explored
The current phase represents only part of the broader archaeological program supporting the railway project.
About 6,000 test trenches are expected to be completed along the proposed road over approximately two years before the development approval process moves forward.Each trench is about 50 meters long and about 2 meters wide, allowing archaeologists to carefully examine selected parts before construction begins. The finds are cleaned, catalogued, analyzed and preserved as part of the archaeological archive.Project participants expect more discoveries before the work is finished.“We are confident that we will discover additional key sites over the next two years of our trenching program,” Court said.For archaeologists, each excavation provides another opportunity to see places that have remained untouched for centuries. As Jos Piper-Garrett, Director of the Archaeological Survey, notes: “When you excavate these features, you are often the first person to see them in 2,000 years, sometimes longer, and it is a really special feeling – it is quite amazing.”