The Roman Testudo, or tortoise formation, was a defensive tactic used primarily by the Roman legions at the height of the ...

One famous Roman tactic was the testudo - or ‘tortoise’. A formation of 27 soldiers would hold their shields above their heads and out to the front and sides to protect them - like a tortoise ...

The first session covers Roman military prowess - including the formation of a 'testudo' or 'tortoise'. In the second session the elegant arches and columns of Roman buildings are at the fore.