Most of Iran's weapons date back to the disco era." "Even stone age weapons could kill hundreds of modern-day invading troops."

Researchers exploring submerged caves under Mexico’s Yucatan Peninsula found evidence of a mining endeavor believed to date back thousands of years.

This book says the earliest man-made bridges date back to the New Stone Age.

Many buildings in Algiers date back to the French colonial days.

The exact origin of the phrase 'Seven Seas' is uncertain, although there are references in ancient literature that date back thousands of years.

The earliest examples of Chinese palaces date back to 1200 BCE.

North Korea has weapons that date back to the disco era but they still are capable of killing thousands of South Korean and American troops.

These inscriptions date back to the tenth century before Christ.