Landmarks include the Naitional Monument an Istiqlal Mosque. The ceety is the seat o the ASEAN Secretariat. Jakarta is served bi the Soekarno-Hatta Internaitional Airport, Halim Perdanakusuma Interniational Airport, an Tanjung Priok Harbour; it is connectit bi several intercity an commuter railways, an served bi several bus lines runnin on reserved busways.