Westerns were still incredibly popular fodder for movies and TV shows in 1957, and the public's obvious interest in the old west is reflected (I believe) by the large number of photos that guests tended to take in Frontierland. Plus the place was bitchin'.
There's another Indian Village, but this one was for the eyes only. No frolicking among the teepees there. You can see a bit of the Rainbow Desert in the middle of the picture, as well as the riverside trail for the Stagecoaches and Conestoga Wagons.
Old Chief Wavy says hello! But his friends up on the hill seem to imply that you might probably don't want to hang around here for very long.