Hebei Airports Layer Source: ESRI ArcWorld (1998) Description: Airport locations in Hebei. Spatial Resolution: 1:3,000,000

Cambodia Airports Layer Source: Digital Chart of the World (1992) Description: Airport locations. Spatial Resolution: 1:1,000,000

El Salvador Airports Layer Source: Minesterio de Medio Ambiente y Recursos Naturales (received Jun 2004) Description: Airport locations in El Salvador. Spatial Resolution: Unknown

Indonesia Airports Layer Source: Digital Chart of the World (1992) Description: Airport locations. Spatial Resolution: 1:1,000,000

Pakistan Airports Layer Source: Digital Chart of the World (1992) Description: Airport locations. Spatial Resolution: 1:1,000,000

Thailand Airports Layer Source: Digital Chart of the World (1992) Description: Airport locations. Spatial Resolution: 1:1,000,000

Malaysia Airports Layer Source: Digital Chart of the World (1992) Description: Airport locations. Spatial Resolution: 1:1,000,000

Bangladesh Airports Layer Source: Bangladesh Civil Aviation Authority (Unknown, before 2005) Description: Aerodrome locations, including all airports and airfields. Spatial Resolution: Unknown

Afghanistan Airports Layer Source: Afghanistan Information Mangement Service (AIMS) (2000) Description: Airport locations. Spatial Resolution: 1:250,000

Nicaragua Airports Layer Source: Comision Nacional de Energia (received Mar 2004) Description: Airport locations in Nicaragua. Spatial Resolution: Unknown