Charleston, the South Carolina city founded in 1670, is defined by its cobblestone streets, horse-drawn carriages and pastel pre-Civil-War-era houses, particularly in the bustling French Quarter and Battery areas. The Battery promenade and Waterfront Park both overlook Charleston Harbor, while Fort Sumter, a Federal stronghold where the first shots of the Civil War rang out, lies across the water. Charleston has a humid subtropical climate with mild winters, hot, humid summers, and significant rainfall all year long. Charleston annually hosts Spoleto Festival USA founded by Gian Carlo Menotti, a 17-day art festival featuring over 100 performances by individual artists in a variety of disciplines. Charleston has many historic buildings, art and historical museums, and other attractions.