Trajan's' bridge crossed the River Danube. It was 1,135 m (3,724 ft.) long and the longest bridge in the world for more than 1,000 years.
It is a Study Island Question. The answer is aqueducts.
Straight and long ones, some today are built upon the original ones.
Ancient Romans were the first people to built the actual road system.
The ancient Romans built the Temple of Jupiter on Capitoline Hill. Almost at the center of the city.
they built great buildings and figured out remarkable ways to do things
The Romans developed the bridge with arches.
The original bridge was built by the Romans
The first bridge was built by the Romans nearly 2000 years ago.
The first bridge was built by the Romans in 50AD.
The original bridge was built by the Romans around 2000 years ago.
The ancient Romans
The original bridge was built by the Romans around AD50
About 50AD by the Romans.
The Romans designed the bridge and built it.
The first London Bridge was built around 50AD by the Romans.
It is thought that the Romans were the first to build a bridge over the river Thames hover the first bridge that is on record is the London bridge which was first started in 1176 and was not finished until years later.
The first London Bridge was built by the Romans around 50 AD