Plan Your Trip Tours & Attractions Water Tours SpiritLine Cruises - Charleston Harbor Tours 360 Concord Street Charleston, SC 29401 843-722-BOAT (2628) SpiritLineCruises.com Add Favorite Facebook Ready to Visit Us? Book Your Experience Details Charleston’s best & only harbor tour narrated in person by a licensed tour guide. Learn the real history aboard this relaxing 90 minute tour. Departs downtown & Mt. Pleasant. Hours Seven days a week 8:30am-7:00pm.