For Thomas Jefferson, the most important Corps of Discovery in the Louisiana Purchase was the expedition up the Red River of 1806.

In 1805, Dr. Sibley took the testimony of Francis Grappe about French settlements along the Red River in New Orleans Territory.

The census of Native People of New Orleans Territory included descriptions of tribal languages, places, and affiliations.

Burneyville's hotel was once a real beauty, but nothing remains of it.

In May 1899. a letter in a Denison newspaper appeared about a "new, thriving, up-to-date town" named Pancanula, Chickasaw Nation.

A Peace Treaty that wasn't supposed to be peaceful was signed by the tribes southern Indian Territory at Camp Napoleon in May 1865.

Discovery of an ancient village at Fish Creek, formerly a channel of the Red River in Cooke County, Texas, explains Cross Timbers people.

The Arlington Hotel in downtown Shreveport opened in 1914.

Photos by THC in the 1970s depict the Thompson House, Grayson County's oldest, still extant structure. Well, kind of.

he Western Interior Seaway of the Mesozoic Era is the reason that the Red River Valley of the South is extremely rich in fossils.

Campti lies in Natchitoches Parish, Louisiana, just up the road from the Grand Ecore.

S.A. Bolton explained living in a dugout in Harmon County, Oklahoma Territory to a WPA worker during the Great Depression.

Two maps of the Missouri Territory were either made with a time machine, or one of them is a wee bit older.

Today, the Louisiana Tower stands in the Tilly aka Phoenix aka Youree aka Washington-Youree aka Captain Shreve Hotel's Shreveport site.

The Peery Cemetery in Cooke County, Texas is endangered by the development of a 7-Eleven.

A 1656 map shows villages like Naguatex, which were described in the 1557 book, Gentleman of Elvas, about the de Soto expedition.

Crutchfield Cemetery is an African American burial ground that is all but forgotten among a a construction boom in eastern Denton County.

The Scott-Barker House and St. Paul Baptist Church contribute to worries about preserving the past of fast-growing Melissa in Collin County.

One of the "most noted fishing places" in the Red River Valley has historically been Spirit Lake in Lafayette County, Arkansas.

When Route 66 served as the main highway through Amarillo, the Triangle Motel on the east side was the first place west-bound travelers saw.