He's doing in-depth research on ancient history.
Super technology weapons from the ancients always end up out of control.
Transcending time, the insects of ages gone past dance livelily in amber.
My father is interested in ancient history.
He had heard stories about an ancient god who had left his land centuries before by ship.
He wrote a novel based on ancient myths.
He is well acquainted with ancient history.
I wish I could see the ancient world.
The ancients conceived of the world as flat.
Some ancient people thought of the sun as their God.
The ancients believed the earth was flat.
The ancient Romans founded colonies throughout Europe.
Ancient astronomers noticed constellations and gave them names.
Ancient astronomers did not have instruments to help them see objects in the sky.
Salt was a rare and costly commodity in ancient times.
In ancient times, plagues killed many people.
The ancient Greeks knew as much about the solar system as we do.
In the days of the ancient Incas, it was the largest city in America.
You can see the ancient ruins in the distance.
The Romans tried to civilize the ancient Britons.