San Juan, Puerto Rico, U.S.A.: Discover the inspiring story of Arianna, a 19-year-old woman leading a team of college students who invented a water filtration system.

Memphis, Tennessee, U.S.A.: Meet Kayla, who has dedicated her life to helping homeless transgender women of color in Memphis, Tennessee. Having experienced homelessness and violence herself, Kayla has created a safe community for these notoriously discriminated-against people.

Grand Caillou/Dulac, Louisiana, U.S.A.: Meet Chief Shirell, the first female chief of her southern Louisiana tribe. Her ancestors have lived on the land for hundreds of years, and they are now expected to be among the United States’ first climate refugees.

Rio de Janeiro, Brazil: Witness the inspiring story of Tuany, a 23-year-old ballet dancer who started a dance company for young girls in the middle of one of Rio de Janeiro’s most dangerous favelas.