sentences:  During the Roman Empire, the region was part of the Citerior Tarraconese province, except for the south-west portion of it, which belonged to Lusitania.It was crossed by two important Roman roads, the "via xxiv-xxix" (joining Astorga to laminium and "via xxv" (which joined Emerita Augusta and Caesaraugusta), and contained some important conurbations.The city of Complutum (today Alcalá de Henares) became an important metropolis, whereas Titulcia and Miaccum were important crossroad communities.