Tucked away in the charming town of Bethalto, Homestead Flea Market stands as a monument to the art of the deal and the thrill of discovery that draws bargain hunters from every corner of Illinois.

The aroma of fresh corn tortillas hitting hot griddles mingles with the scent of sizzling carne asada. Fruit vendors artfully slice mangos into flowers, sprinkle them with chile powder, and squeeze ...