The Roman Map of Britain Trimontio Newstead, Roxburghshire

Trimuntium var. Trimintium (R&C 183) next
Trimontion Trimontium (Ptolemy II 3 6)
Trimontio aut Lugu(v)a[l]io M(arco) Iulio Martiali (Britannia xix (1988) 496 writing tablet)
[TRI]MONTI(O) M P (RIB 2313 milestone)

The Latin name Trimontium means 'three hills' which described the view of the prominent Eildon Hills.

Newstead (NT5734)