Maceió in Alagoas, Dias reached Brazil in 1500 while captaining four ships while trying to reach India. After reaching Brazil, they headed back toward the Cabo das Agulhas. Storms then hit them and Dias died.
Explore the ancient caves of Hang Son Doong, Vietnam. Hang Son Doong is one of the largest caves in the world and features a fast-flowing underground river. For spelunkers, exploring Hang Son Doong is the equivalent of scaling Mount Everest.