The nation's roads at last estimate totaled 61 km (37.9 mi), of which 36 km (22 mi) were paved. Asphalt roads are found only in Koror, Airai, and Melekeok. A two-lane concrete bridge, constructed in 1976, links Koror with Airai. The Koror state government provides a public bus service. Palau's deepwater harbor at Malakal in Koror offers international port facilities. Heavy reliance is placed on small private watercraft throughout the country.
As of 2001, there were 3 airports, 1 with a paved runway. The international airport is located in Airai, 10 km (6 mi) from Koror. Three airlines provide international service: Air Micronesia/Continental, Air Nauru, and South Pacific Island Airways. There are 3 domestic airlines: Palau Paradise Air, Aero Belau, and Freedom Air.
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