Arlington County Fair
Where: Thomas Jefferson Community Center, 3501 Second St. S., Arlington
When: August 14-18
Funnel cakes, Ferris wheels, pumpkin competitions, a parade, piglet races, pony rides and more greet visitors at the county fair, one of the largest free, annual events on the East Coast, with more than 84,000 visitors each year. Admission is free, but rides are ticketed.