関連ワード:
what are the lines around the earth called what are the 3 imaginary lines around the earth called imaginary line around the earth is called what are the imaginary horizontal and vertical lines around the earth called what are the lines called that run around the earth in an east-west direction what are the lines on the earth called what are the lines that circle the earth called what are the lines on the globe called what are the lines of the world called what is the name of the invisible line that runs around the middle of the earth
