The Arabian Peninsula is home to several countries, each with its own capital city. Sana is the capital of Yemen, a country located in the southwestern corner of the peninsula. Riyadh is the capital of Saudi Arabia, the largest country in the region. Sanaa is the capital of the Republic of Yemen, located in the northwest corner of the peninsula. ADEN is the capital of the Republic of Yemen, located in the south of the peninsula. Karachi is the capital of Pakistan, located in the eastern part of the peninsula. Finally, Yemen is a country located in the southwest corner of the peninsula.