Sinoe is the third-largest area of all Liberia's counties and is home to the renowned Sapa National Park. The County was originally a colony in the name Mississippi-in-Africa, under the auspices of a chapter of the American Colonization Society, as it was created with slaves from Mississippi to Liberia. Within Liberia, the Settler communities with the strongest ties to the American Deep South are those in Sinoe County. Mississippi-in African having been founded there by Settlers from Natchez in 1838.