One of the top things to do while in Korea, for a true cultural experience, is to partake in a temple stay. You can explore this option on your own or join this trip with Adventure Korea:

Location: Magoksa Temple, Buddhism Culture Center; Gongju,Chungcheongbuk-do
Date: April 10-11
Price: 53,000 won
Price includes: Temple… stay experince fee, 4 meals, Transportation (a chartered bus), English speaking guides

Experience the zen and enjoy the tranquility and peace this experience can provide you with.