After years of complex power struggles, the two rulers ultimately faced off in 312 at Rome’s Milvian Bridge, which overlooks the river Tiber. Panels on the Arch of Constantine depict the battle ...

Arch bridges are one of the oldest types of bridges and have great natural strength. Instead of pushing straight down, the weight of an arch bridge is carried outward along the curve of the arch ...

Among them, the Fabricius Bridge in Rome is the oldest bridge in Italy still ... is the presence of a small additional arch in the centre, designed to reduce water pressure during floods.