The Sacagawea Dollar is a one dollar coin issued by the United States Mint, first released in 2000. It features a depiction of Sacagawea, the Native American woman who guided Lewis and Clark, on the obverse side. The 2019 edition from the San Francisco Mint is part of the annual designs and is often sought after by collectors, particularly those looking for coins with a unique mint mark or special finish. Collectible versions may include proof or uncirculated coins which showcase higher quality strikes.