The Overbourn marshes located on this map of The Shire
Overbourn marshes was a marshland located in the Southfarthing of the Shire next to its border.
It was about six or seven miles east of the village of Willowbottom next to the Shirebourn and Brandywine rivers. It was also measured as being fifty leagues south of the North Moors in the Northfarthing in the far north.
References
- The Atlas of Middle-earth 70-1
- The Lord of the Rings: Prologue, Concerning Hobbits pg. 5
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