Korea, once a unified nation, is now divided into two separate countries, the Republic of Korea in the south and the Democratic Peoples’ Republic of Korea in the north. They are separated by a strip of land called the Demilitarized Zone or DMZ.
Four is considered a very unlucky number in Korea. Sometimes in buildings, floors are numbered 1, 2, 3, and 5. The number four is skipped and the fifth floor is really the fourth floor.
When you visit a Korean home, you should always remove your shoes at the entrance.
Scientists at Seoul National University in South Korea created the world’s first cloned dog. It was an Afghan hound named Snuppy.