Search the following locations to find the indicated flag.

Strong Badia: Search the brick wall in the field.
The Cheat And Tirerea: Get The Cheat to join you, then check the Tire.
Concession-Stan : Search the bush on the right side of the Concession Stand.
Bleak House: Search the box on Strong Sad's bed.
Homsar Reservation: Search the "mysterious" bush near Homsar.
Peoples' Republic Of Marzistar: Use the Metal Detector to the right of the onion patch at Marzipan's.
Pompomerania: Get Pom Pom to join you, then go to the bar and order a can of Bull Honkey.
Country: Use the Metal Detector near Country's flag.