Sarmizegetusa Regia was the capital and political centre of the Dacians, located in the Orăştie Mountains of the Grădiștea Muncelului Natural Park, in present-day Romania.
The Classis Britannica refers to a provincial naval fleet that served to protect the waters around the Roman province of Britannia and the English Channel.
The Anastasian Wall, also called the Long Walls of Thrace is a wall fortification built by the Eastern Roman Empire, to protect the city of Constantinople (Istanbul in present-day Turkey) from Barbarian invasion.
Timgad, also called Thamugas or Thamugadi is an archaeological site and ancient Roman city, located near the modern-day town of Timgad in the Aurès Mountains of Algeria.
The accepted date for the collapse of the Western Roman Empire was approximately 476 CE, when the last true Roman Emperor Romulus was overthrown by Odoacer, the Germanic leader who became the first Barbarian to rule Rome.
Map of Roman Empire - The Roman Empire was the post-Roman Republic period of the ancient Roman civilization, characterized by government headed by emperors and large territorial holdings around the Mediterranean Sea in Europe, Africa and Asia.