Marinated Vegetarian Kebabs

Name: Marinated Vegetarian Kebabs
Ingredients: 2 cloves garlic (finely chopped); 2 tablespoons balsamic vinegar; ½ cup good-quality olive oil; 2 sprigs thyme (finely chopped); 2 sprigs oregano (finely chopped); 1 sprig rosemary (finely chopped); coarse salt (to taste); freshly ground Black pepper (to taste); 3 small zucchini (peeled in strips and thickly sliced); 2 ears Corn on the Cob (husks removed and thickly sliced); 1 red Bell pepper (cut into bite-size pieces); 1 yellow Bell pepper (cut into bite-size pieces); 1 green Bell pepper (cut into bite-size pieces); 4 sweet onions (peeled and cut into quarters); 4 sprigs fresh rosemary; wooden Skewer (soaked in cold water for 30 minutes)