The real Odysseus lived about 800 BC, so in the 21st Century he is about 2900 years old.
the Agora of Athens was probably built around the 6th century BC, although we do not have an exact answer
The year 340 BC is classified as the 4th century BC.
The 10th century BC is older than the 3rd century BC. The 10th century BC spans the years 1000 to 901 BC, while the 3rd century BC covers the years 300 to 201 BC. Therefore, the 10th century BC predates the 3rd century BC by several centuries.
It is in the middle of the 8th century BC. The years 1 to 100 BC (inclusive) are the 1st century BC. 101 to 200 are the 2nd century BC 201 to 300 are the 3rd century BC 301 to 400 are the 4th century BC 401 to 500 are the 5th century BC 501 to 600 are the 6th century BC 601 to 700 are the 7th century BC 701 to 800 are the 8th century BC . . . and so on.
the 21st century BC or BCE
it is in the 21st century b.c
21st century B.C.
Both. It was the last year of the 21st century BC, and the first year of the 21st century AD.
built in fifth century BC
middle bronze age - 21st Century BC
3rd century BC.
3rd Century BC
Tikal was built as early as the 4th century BC.
Third Century BC
According to Roman tradition the first seating of the Circus Maximus was built in the late 7th century BC or early 6th century BC be Tarquinius Priscus, the 5th king of Rome who ruled from 616 BC ti 579 BC.
They were built in the 3rd century BC around 210BC.