Fort Sill represents the Old West and flourishes as the last remaining, active military post that was built during the Indian wars.

Fort Washita's main purpose was to protect Chickasaw and Choctaw settlers from the Plains Indians and Anglo "land smugglers."

Establishing the Chickasaw Nation along the Red River proved to be a long ordeal.

The Shawnees were originally from the Ohio River, not the Red River.

The Kiowas of the Oklahoma Plains created a unique horse and buffalo hunting culture.

The academies established by the Choctaws and Chickasaws in Indian Territory were mission schools.

While in Fort Worth upon her capture in 1860, Cynthia Ann Parker's first photograph was taken while she nursed her daughter.

The Osage Nation claims to have held territory from the Ohio to the Red River Valley of the South.

The Comancheria — the Comanche Empire — became a formidable force for both the Europeans and Anglo American colonizers.

The Choctaw Nation was the first of the "five civilized tribes" to face removal into Indian Territory.

The Great Western Trail was the last great northern cattle trail.

The Shawnee Trail is also known as Preston Road or Texas Trail or Military Road or Emigrant Trail.

The Trail of Tears for the Choctaws ended at a little place called Ultima Thule, and the beginning of their new home was Eagletown.

Brown's Spring in Love County, Oklahoma is a natural spring about 200 yards from the Red River.

The Wichitas were the people of the Cross Timbers.

A wreck in the Red River is an archeological site.

By the late 1830s, Boggy Depot centered the Choctaw/ Chickasaw Nation.

Doaksville in Choctaw County, Oklahoma is now a ghost town but was once a very important place.

Annotated editorial from the Chicago Tribune to provide some context about slavery in the Choctaw Nation.

The relationship between Gainesville, Texas and Indian Territory as explained by the Chickasaw Hotel.