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* Roman fort covering 8.06 acres and defended by two V-shaped ditches measuring 7-10ft wide and 6.5ft deep, and a rampart.
* A four post interval tower has been identified, and gird holes found, suggesting a granary on the site.
* Finds include Saxon pottery.
60-61 Fort was burnt down, possibly during the Boudicca uprising. Rebuilt with both rectangular and round buildings.
120 c: Timber buildings replaced by stone ones.
2nd C Dating From: Mansio measuring 315ft long with a courtyard, which had a bath house and plunge bath, also timber framed cottages, workshop and shrine.
2nd-3rd C Additions and alterations to the Mansio.
3rd C Early: Basilica built measuring 78.7ft by 42.6ft.
3rd C South and north gateways had central carriageways, flanking footways and gate towers. Town walls built.
3rd C Late: Defended by an irregular hexagonal plan stone wall measuring 10ft thick and backed with a clay rampart 33ft wide.
3rd C End: Mansio and baths burnt down when sacked by Anglo-Saxons.
369 Town revived and bastions added to the defences. Bath house rebuilt.
4th C U-shaped ditch recut to 36ft wide.
4th C Late: Abandoned and robbed of building materials.
1929 Excavated.
1949 Excavated.
1954 Excavated.
1956-1957 Excavated by Huntingdonshire Archaeological Field Group.
1958-1959 Excavated by Huntingdonshire Archaeological Field Group.
1959-1961 Excavated by Ministry of Works.
1968-1969 Excavated by Ministry of Public Buildings and Works.
1972 Excavated by Cambridge Antiquarian Society.
1974 Excavated by Cambridge Archaeological Committee.
1974-1975 Excavated by Cambridge Archaeological Committee.
1975-1979 Excavated by Cambridge Archaeological Committee.
1997 Evaluated by Cambridge County Council Archaeological Field Unit.
1997-1998 Evaluated by Cambridge County Council Archaeological Field Unit.
2002 Evaluated by Birmingham University Field Archaeology Unit.
2007 Evaluated by Cambridge County Council Archaeological Field Unit.