Charleston County is located in South Carolina and is home to the popular DANCE, the Charleston, as well as The CITADEL, a military college. The term 'Charleston County' can be broken down into two crossword solutions: 'DANCE' (5 letters) and 'CITADEL' (7 letters). The DANCE, the Charleston, is a popular DANCE that originated in the 1920s and is still danced today. The CITADEL is a military college located in Charleston County that was founded in 1842.