In Arizona, researchers have unearthed a bronze cannon, or "wall gun," linked to a famous expedition from the colonial era, making it the oldest firearm ever found within the continental United States ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have uncovered what they believe to be the "oldest firearm" ever found in the continental United States. This valuable ...

Independent researchers in Arizona have unearthed a bronze cannon linked to the Vázquez de Coronado expedition, making it the oldest firearm ever found in the continental United States. The discovery ...

Talk about a blast from the past: A team of researchers in Arizona discovered a bronze cannon that they’re associating with conquistador Francisco Vázquez de Coronado, making it the oldest firearm ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Archaeologists excavating a Spanish stone-and-adobe structure in Arizona uncovered a 480-year-old gun.

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Here’s what you’ll learn when you read this story: Archaeologists excavating a Spanish stone-and-adobe structure in Arizona uncovered a 480-year-old gun. Experts believe the “wall gun” was associated ...

On his quest to find the mythical Seven Cities of Gold somewhere in the American southwest, Spanish explorer Vázquez de Coronado left behind some materials after a pit stop that, while perhaps an ...