Ancient Roman slaves have a hard life when they have to do heavy work, which can take their lives at any time.
The Colosseum (Colosseum) is located in Rome, Italy is a long-lasting architectural masterpiece to this day.
New experts discovered Portugal's sinking ship Sao Jose-Paquete de Africa off the coast of South Africa in 1794.
Archaeologists have found evidence to support the notion that freelance workers have built pyramids in Egypt, not slaves as many believe.
Biologists have found a mechanism to help corn bees can turn spiders into slaves, catching their nests.