Pearl S. Buck Intl provides a chance to explore cultures, improve children's lives through child sponsorship/humanitarian aid, & preserve a historic landmark Pearl S. Buck International carries out Pearl S. Buck's legacy of bridging cultures and changing lives through humanitarian work, intercultural and educational programs, and preservation of the Pearl S. Buck House, a National Historic Landmark. Pearl S. Buck International provides opportunities to explore and appreciate other cultures, builds better lives for children around the globe and promotes the legacy of our founder by preserving her National Historic Landmark home.