As you walked around Olde Town Bluffton, you can stop and read these signs and maps. Though I think it's still best to get the free pamphlet at Heyward House Museum.
Stoney-Baynard Ruins Exist. The same prominent families appear in multiple areas in the Low Country.
Campbell Chapel A.M.E. Church mentioned above, built in 1853 is a good example of Greek temple style. Although damaged by the fire of 1863, it was not destroyed.