(All commercial flights have been suspended because of civil war; they are expected to resume as early as December 1, 2011) Tripoli International Airport (airport code TIP) is located in 34 kilometers south of central Tripoli, Libya. The airport has two terminals, National and International, however, the National Terminal has been closed for new construction and all flights are being handled by the International Terminal. With an estimated 3 million passengers each year, the airport has 13 airlines serving Africa, the Middle East and Europe. Buses and taxis are readily available for transport into the city as well as throughout the country. Tripoli is situated in one of North Africa's best natural harbors and has historical ruins from the Roman and Ottoman empires. Tripoli is considered the gateway to the Sahara.