The 2019-S Gem Proof Clad ATB River of no Return Washington Quarter is an uncirculated coin with a denomination of 25 cents. It is part of the America the Beautiful series, featuring the Frank Church River of No Return design. This copper-nickel coin was minted in San Francisco in 2019 and comes in proof strike type. It is ungraded and uncertified, making it a valuable addition to any coin collection for collectors interested in US coins and the America the Beautiful series.