Hi Lawrence, thanks for joining and thanks for asking this question.
There are 18 wheels on a Boeing 747.
There are 2 wheels in the front of the airplane located approximately beneath the cockpit.
There are 4 wheels under the left wing.
There are 4 wheels under the right wing.
There are 8 wheels under the main part (fuselage) of the airplane located approximately in the middle of the airplane.
Have a look at this link to see photos of Boeing 747s from around the world.
flyboyzs.com/photo/civil-aircraft-photos
Or you can use our tabs at the top of this page:
Photos - Civilian Aircraft Photos to see photos of Boeing 747 airplanes.