today matt hamill takes the road tripping to the hometown over the all-time guest stars in hollywood ever were in winterset, iowa. >> this is the one and only john wayne museum. the only john wayne museum in the world. >> it wasn't until he passed away in 1979, that most fans even knew bigger than life screen legend john wayne was born right here in small-town iowa. on what would have been his 100th birthday. they agreed it was time to plan duke's birthday last year, the dream of providing a place for admiring fans came true. they just keep coming. >> it is not arguable that he was one of the most popular movie stars of all time. >> here they can find the back story of an american hero. the good guy in the white hat in the fight for what was right. integrity of the country. but also, the movie star that cruised around california and an old station wagon raised to fit his six-foot four-inch frame. and family on his boat, a wild goose. at the theater, the reminder of the incredible filmography, appearing in 80 movies before famous. then all the others. and true grit as rooster cogburn