While the humble $1 coin rarely circulates today, many older versions are highly prized by collectors. Some command thousands—or even millions—of dollars at auction due to rarity, historical ...

A single coin can be worth a lot of money — a pretty penny, one might say — if it’s rare and has enough historical significance. Here, GOBankingRates looks at 29 of the most valuable coins ever minted ...

Here are ten of the most valuable pennies to look for, as published by the site: A 1926-S Lincoln cent in mint condition with its red surface intact sold for $149,500 at auction in 2006, the list says ...