At least 26 enslaved people died on the Tennessee plantation of President Andrew Jackson before the end of the Civil War.

This discovery sheds light on the lives—and deaths—of at least 28 enslaved individuals who lived and labored on the Tennessee estate.

Officials believe they have found a slave cemetery at the home of America’s seventh president Andrew Jackson. The discovery provides a historical link to the people who were enslaved by Jackson at his Tennessee plantation called The Hermitage.