This Philadelphia Mint Proof silver dollar was issued to commemorate the 125th anniversary of the establishment of Yellowstone, the country's first national park. President Ulysses S. Grant created Yellowstone Park in 1872. The obverse shows a spouting geyser with the park's tree-lined landscape in the background. The reverse, adapted from the U.S. Department of Interior's seal, shows an American buffalo on the plains with a sun rising above the mountains in the background. Mintage: 187,595. Order yours today!