The Liberty Head Eagle is a ten-dollar gold coin that was produced by the United States Mint from 1838 to 1907. The coin features a depiction of Lady Liberty on the obverse and an eagle with a shield on the reverse. The specific coin mentioned, the 1856 Liberty Head Eagle, was minted in San Francisco, a significant location for gold production during the California Gold Rush. Collectors value these coins for their historical significance, gold content, and the artistic design, with different mintages impacting their rarity and market value.