The Southeast Region includes a dozen states: West Virgina, Virginia, North Carolina, South Carolina, Kentucky, Tennessee, Georgia, Alabama, Mississippi, Florida, Louisiana, and Arkansas. The Atlantic Ocean borders the far east of this region and the Gulf of Mexico is the the south. Other states border the west and north sides of this region. Georgia is the largest state in the Southeast. Florida, however, has the most people.The Southeast Region of the United States is home to the oldest permanent settlement, and has played an important part in the history of our nation. It hosts endangered animals, the largest known cave system, and the largest granite sculpture carved on a mountain.