90th meridian west
The meridian 90° west of
In Antarctica, the meridian defines the western limit of
The 90th meridian west forms a great circle with the 90th meridian east, located midway between the Prime meridian and the 180th meridian; thus, the center of the Western Hemisphere is on this meridian.
In the United States, the Mississippi River runs close to the 90th meridian, crossing the meridian several times. The cities of St. Louis, Memphis and New Orleans are all close to the meridian.
One of the four
From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 90th meridian west passes through:
Next westward: 91st meridian west |
90th meridian west forms a great circle with 90th meridian east |
Next eastward: 89th meridian west |