The 129th meridian east is a line of longitude that is 129 degrees east of the Prime Meridian, which is defined as 0 degrees longitude. It runs from the North Pole to the South Pole. This meridian passes through several countries, including parts of Russia, Mongolia, China, and it reaches the Pacific Ocean before continuing southward. Geographically, the 129th meridian east crosses various landscapes, including mountainous regions and agricultural areas.
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