The Cache Across America series will take you on a nationwide tour of the entire United States. In each of the 50 states there is 1 designated Cache Across America geocache for you to find. There is a 3-digit, numeric clue in each of these 50 caches that, when used in combination, will lead you to the location of the Series Final. This cache is located somewhere in Washington DC. After you find all 50 state caches and the Series Final, you have completed the series and will receive all the Rewards that are due.