Things to Do

The Battery https://travel.usnews.com/Charleston_SC/Things_To_Do/The_Battery_53060/
Rainbow Row
Shopping on King Street
Middleton Place
https://travel.usnews.com/Charleston_SC/Things_To_Do/Middleton_Place_38283/
Charleston City Market
https://travel.usnews.com/Charleston_SC/Things_To_Do/Old_City_Market_38260/
Kiawah Island
A great day for this would be Saturday morning. Avoid the race crowds and spend the morning relaxing by the water, walking or biking through the incredible trees! The houses are quite a sight, too.
Explore this website for some additional recommendations
https://www.charlestoncvb.com/things-to-see-do/