Warning: Contains SPOILERS for Outer Banks season 3!Outer Banks season 3 makes a treasure out of El Dorado and the real story behind the legendary City of Gold. After finding the Cross of Santo Domingo in season 2, the Pogues return with a mission to help find evidence that El Dorado exists. They originally come to learn about pursuits of the legendary gold through Carlos Singh, but it is the return of Big John to John B's life that really gets him wrapped up in his father's greatest pursuit. The result is a race to gather information and clues to find El Dorado, culminating in a search through South America to find the lost city.

https://screenrant.com/outer-banks-season-3-el-dorado-real-true-story/