: Named by Ferdinand Magellan in 1521 after a cultural misunderstanding regarding the ownership and exchange of goods between his crew and the native Chamorro people.

: Much of the range is located within this refuge, which offers opportunities for wildlife observation but lacks established hiking trails. 🏝️ Historical Context: Islas de los Ladrones

: The range contains thick sections of Pennsylvanian-age rocks (roughly 300 million years old), including the Sandia, Gray Mesa, and Atrasado formations.