The edifice was built under the reign of Emperor Tiberius to monumentalize the most important city, along with Asturica Augusta, of the Douro basin.
The city was in the province of Hispania Citerior Tarraconensis The theatre is the most significant structure to survive at Clunia.
It was built under the mandate of Emperor Tiberius as part of the monumentalization program of the 1st century AD, which provided the city with the necessary infrastructure for its new status as the capital of the legal convent.
[2] Based on the remains discovered in various archaeological campaigns, its elevation and decorative program have been accurately reconstructed.
[3] The theater is the best-preserved monument of Clunia, as part of the scenic facade has been partially maintained to the present day.