Over time, the muscles in your knee may weaken and the entire joint structure can become unstable. Overall weakness in the knee can cause your knee to give way or buckle. The joint can also stick or lock up so you canât bend it or straighten it out when you want to.
Iberian Peninsula. Located on the southwestern tip of the European continent, the Iberian Peninsula, includes the countries of Andorra, Portugal and Spain, and the British Crown colony of Gibraltar.At the nearest point, it is only 5 miles (8km) from the continent of Africa.print this map.berian Peninsula. Located on the southwestern tip of the European continent, the Iberian Peninsula, includes the countries of Andorra, Portugal and Spain, and the British Crown colony of Gibraltar. At the nearest point, it is only 5 miles (8km) from the continent of Africa. print this map.
The Iberian Peninsula has been inhabited for at least 1.2 million years as remains found in the sites in the Atapuerca Mountains demonstrate. Among these sites is the cave of Gran Dolina, where six hominin skeletons, dated between 780,000 and one million years ago, were found in 1994.