The joint is made up of three bones: the femur (thigh bone), the tibia (shin bone), and the patella (knee cap). The surfaces of these bones within the joint are covered with a layer of cartilage. This important surface allows the bones to smoothly glide against each other without causing damage to the bone.
Pyeongtaek: A US base, Americana in rural South Korea. As it gears up to host a huge US overseas base, the city is a window on to fraught relations between locals and troops. A commercial street near Camp Humphreys base in Pyeongtaek. [Steven Borowiec/Al Jazeera] Pyeongtaek, South Korea - The commercial area adjacent to the main entrance of the United States' Camp Humphreys military base, is a slice of Americana in the Korean countryside. Most of the signs are in English, the streets are lined with fast-food restaurants, and the street stalls sell french fries and chicken wings beside Korean staples such as blood sausage and rice cakes in red pepper sauce.
Camp Casey is a U.S. military base in Dongducheon, South Korea. Camp Casey is one of several U.S. Army bases in South Korea near the Korean Demilitarized Zone (DMZ) approximately 40 miles north of Seoul, South Korea. Camp Casey, Camp Red Cloud, Camp Hovey, Camp Stanley, and Camp Bonifas are the bases closest to the DMZ. Camp Casey is located within a valley, 11 miles (20 km) south of the Demilitarized Zone in the village of Tongduchon. The Kwangju Mountain Range, an offshoot of the Taebaek Mountains, extends southwest to include the mountains around Seoul.