Which South Korean city is known for its annual Busan International Film Festival (BIFF) and picturesque Haeundae Beach?

Answer: Busan
Detail: Busan, South Korea’s second-largest city, is known for hosting the annual Busan International Film Festival (BIFF), one of the most prestigious film festivals in Asia. Founded in 1996, BIFF showcases a diverse selection of international and Asian films, including premieres, retrospectives, and independent productions, attracting filmmakers, industry professionals, and cinephiles from around the world. In addition to its vibrant film culture, Busan is famous for its picturesque Haeundae Beach, a popular destination for swimming, sunbathing, and water sports. Haeundae Beach is lined with high-rise hotels, restaurants, and entertainment facilities, making it a bustling hub of tourism and leisure activities in Busan.