Egypt, is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Thereby, Egypt is a transcontinental country, and is considered to be a major power in North Africa, Mediterranean Region, African continent, Nile Basin, Islamic World and the Red Sea Egypt is famous for its ancient civilization and some of the world's most famous monuments, including the Giza pyramid complex and its Great Sphinx. The southern city of Luxor contains numerous ancient artifacts, such as the Karnak Temple and the Valley of the Kings. Egypt is widely regarded as an important political and cultural nation of the Middle East. The Nile Valley was home to one of the oldest cultures in the world, spanning three thousand years of continuous history. When Egypt fell under a series of foreign occupations after 343 BC, each left an indelible mark on the country's cultural landscape. Egyptian identity evolved in the span of this long period of occupation to accommodate, in principle, two new religions, Islam and Christianity; and a new language, Arabic, and its spoken descendant, Egyptian Arabic.