Celtic toponymy from Brythonic *"crüg" 'hill' (Irish "cruach") From tribal name "Dumnonii" or "Dumnones", from Celtic *"dumno-" 'deep', 'world' From Celtic *"dubr-" 'water', *"dubrās" 'waters' (Welsh "dwfr"; Breton "dour") First element is possibly "dun", ' hill fort' (Welsh ddin, 'fort'). First element from Celtic *"duro-" 'fort'; in "Dūrobrīvae", Celtic *"brīwa" 'bridge' Possibly derived from Brythonic *"iska", 'water, fish' and *"leith", 'damp, wet'. From Celtic *"iska" 'water' (Irish "uisce"); second element in "Isca Dumnoniorum" (Exeter) is a tribal name (see "Devon") From Brythonic *"lēd-" [from Celtic *"leito-"] + *"rïd-" [from Celtic *"(φ)ritu-"] = "Grey Ford" From Celtic *"lindo-" 'pool' + Latin "colonia" 'colony'
National Roman Legion Museum It was occupied and operational for just over 200 years. The National Roman Legion Museum lies inside what remains of the fortress, and contains many artefacts from the period of Isca Augusta of Legio II Augusta from Roman currency to uniforms. A short walk from the National Roman Legion Museum is the remains of Isca Augusta: "See: main articles Isca Augusta and Caerleon". The museum is located in the centre of Roman Isca, on what was the "via principalis" leading to the amphitheatre. The first museum building was the Antiquarian Museum of 1850. This was built to a design by