Equator is an imaginary line drawn around the earth equally distant poles dividing the earth into northern and southern hemesphere at 0 degrees latitude
Prime Meridian is a line of longhitude with 0 degrees
International Date Line (IDL) is an imaginary line that goes north and south through the pacific ocean, one day is on the east and one day is on the west
The Philippine has an are of 301,780 sq. km. and is composed of 7,641 islands