The Beginning of the Third Principal Meridian - Cairo, IL - U.S. Historic Survey Stones and Monuments on Waymarking.com

County of marker: Alexander County
Location of marker: US 51, N. of Fort Defiance

Marker text:
The beginning of the Third Principal Meridian is located in the Ohio River 1,810 feet directly North of this point.
In November, 1803, this was the mouth of the Ohio River. At this location, the Lewis and Clark Corps of Discovery encamped for six days

Monumentation Type: Dressed stone Monument Category: Meridian Line marker Accessible to general public: yes Historical significance: The mouth of the Ohio River is the beginning of the Third Principal Meridian, and this was the mouth in 1803. The Corps of Discovery trained here. Monument Website: [Web Link] County: Alexander County Other Coordinates details: I acquired this marker in July 7, 2006 Monumentation Type (if other): Not listed Monument Category (if other): Not listed Explain Non-Public access: Not listed USGS Quad: Not listed NGS PID: Not listed Other Coordinates: Not Listed Approximate date of monument: Not listed

Visit Instructions:
1. A closeup photo of the monument is required.
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2. A 'distant' photo including the monument in the view is highly recommended. Include the compass direction you faced when you took the picture.

Recent Visits/Logs:

Date Logged Log User Rating   07/16/2018 Go Boilers! visited it