 The main terminal of the Philippine National Railways lies within the city . One commuter railway within Metro Manila is in operation . The line runs in a general north @-@ south direction from Tutuban ( Tondo ) toward Laguna . The Port of Manila , located in the vicinity of Manila Bay is the chief seaport of the Philippines . The Pasig River Ferry Service which runs on the Pasig River is another form of transportation . The city is also served by the Ninoy Aquino International Airport and Clark International Airport . 
 The main terminal of the Philippine National Railways <a href='uninflect' title='1'><mark>lies</mark></a> within the city . One commuter railway within Metro Manila is in operation . The line <a href='uninflect' title='2'><mark>runs</mark></a> in a general north @-@ south direction from Tutuban ( Tondo ) toward Laguna . The Port of Manila , located in the vicinity of Manila Bay <a href='drop_aux' title='3'><mark>is</mark></a>the chief seaport of the Philippines . The Pasig River Ferry Service which <a href='uninflect' title='4'><mark>runs</mark></a> on the Pasig River <a href='drop_aux' title='5'><mark>is</mark></a>another form of transportation . The city is also served by the Ninoy Aquino International Airport and Clark International Airport . 
Da main terminal of the Philippine National Railways lie within the city . One commuter railway within Metro Manila is in operation . Tdaline run in a general north @-@ south direction from Tutuban ( Tondo ) toward Laguna . Thdaort of Manila , located in the vicinity of Manila Bay thedaief seaport of the Philippines . The daig River Ferry Service which run on the Pasig River anotha form of transportation . The cda is also served by the Ninoy Aquino International Airport and Clark International Airport .