What is it about those plump and juicy Hanover tomatoes that makes people drool a little bit in their mouths? Is it because the soil holds less water and has less alkalinity? Do you even care about the science? One thing is certain: They’re still very much the pride of Hanover County as this festival featuring live music, and things as varied as fried green tomatoes and tomato pies shows. As many as 40,000 people have been known to show up. 9 a.m. to 4 p.m. hanovertomatofestival.