Texarkana started life before 1860 by way of the steam railroad and a steam packet boat.

The mouth of the Red River was at a place that no longer exists: Red River Landing in Pointe Coupee Parish.

This map is a detailed representation of the geopolitical situation at the beginning of the Seven Years War (1756 to 1763), a conflict also called the "French Indian War" in the United States.

A map from 1835 shows Cameron's Grant and a proposed boundary line, both at the Red River, and both unsuccessful.