More from How Real Is It? Cowboy and Old West historian Michael Grauer rates 13 Wild West scenes in movies and television for realism. Michael Grauer debunks common tropes in Western films ...

But the hats movie-cowboys tend to wear are nothing like the ones people really sported in the Old West. The 'ten-gallon', with its wide curved brim and crease in the top (crown), is the Stetson.