Mukho Memories Don Haffner was a Peace Corps Volunteer in South Korea from 1972 through 1975. He taught ESL (English as a Second Language) to first-year middle school students in the town of Mukho, Gangwon Province. In the summer of 1975, Don also served as a Volunteer TESOL (Teaching English to Speakers of Other Languages) Instructor for the K-35 (Peace Corps/Korea's 35th) training program.Mukho Memories is the humorous and entertaining story of Don Haffner's Peace Corps Service. Peace Corps/Korea Peace Corps volunteers served in the Republic of Korea (South Korea) from 1966 through 1981. The majority of volunteers who served in Korea during this fifteen-year period taught English as a Second Language. Others served in various health programs. By 1981 South Korea was rapidly developing into the modern capitalist and democratic nation that it is today, and Peace Corps ended all its programs in the country.