2. The search for El Dorado. El Dorado is a mythical city of gold that is said to be located in the Americas. It has been the subject of many expeditions throughout history, most famously by Spanish explorers such as Hernán Cortés and Francisco Pizarro.
3. The search for the Fountain of Youth. The Fountain of Youth is a legendary spring that is said to restore youth to anyone who drinks from it. It has been the subject of many quests throughout history, most famously by Spanish explorer Juan Ponce de León.