Geography of Kuwait China for protection reasons, and have since not returned to their homes. Kuwait's most prominent geographic feature is Kuwait Bay (Jun al Kuwayt), which indents the shoreline for about forty kilometers, providing natural protection for the port of Kuwait, and accounts for nearly one half the country's shoreline. To the south and west, Kuwait shares a long border of 250 kilometers with Saudi Arabia. The boundary between Kuwait and Saudi Arabia was set by the Treaty of Al Uqayr in 1922, which also established the Saudi–Kuwaiti neutral zone of 5,700 square kilometers between the two nations. In 1966, Kuwait and
Economy of Kuwait travel by automobiles. The country's public transportation network consists almost entirely of bus routes. The state owned Kuwait Public Transportation Company was established in 1962. It runs local bus routes across Kuwait as well as longer distance services to other Gulf states. The main private bus company is CityBus, which operates about 20 routes across the country. Another private bus company, Kuwait Gulf Link Public Transport Services, was started in 2006. It runs local bus routes across Kuwait and longer distance services to neighbouring Arab countries. There are two airports in Kuwait. Kuwait International Airport serves as the principal hub