The meridian 73° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 73rd meridian east forms a great circle with the 107th meridian west.
From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 73rd meridian east passes through:
References
73rd meridian east Wikipedia(Text) CC BY-SA