His rule began a long period of peace and prosperity known as the _______________________.

_________________, the last of the 5 Good Emperors, was well respected and known for his interest in philosophy.

______________ united the Roman empire and promoted trade, travel, communication, and the exchange of ideas.

Romans went to the _____________________ to watch chariot races.

Romans watched gladiator and animal fights in amphitheaters, or outdoor stadiums. The most famous was the ___________________.

Roman engineers designed water systems to supply towns with clean water by building __________________, channels that move water over land.

The Romans devised new building methods and materials such as _______________ or building material made by mixing small stone and sand with limestone, clay, and water.

Using this new material, workers built large structures covered with domes, and bridges supported by ___________.

In 79 A.D., Mount Vesuvius erupted and buried the Roman cities of _______________ and Herculaneum.