Korea is situated between China and Japan and is surrounded by the sea on three sides. Due to its geographical location, Korea has served as a bridge between its neighboring countries and risen as a hub for international trade. Its location in the mid-latitudes in the Northern hemisphere gives it four distinct seasons and a beautiful natural landscape. Its total surface area is 100,033 square kilometers, which is a third of the size of Germany and twice the size of the Netherlands. In 2012, the population of Korea was 50.04 million.