Deseret News archives
The Hunter 1st Ward 1976 float depicted the Tabernacle organ in the background with Brigham Young speaking from the pulpit.

The streets of Salt Lake City are days away from being filled with horses, motorcycles, clowns and — most noticeably — fantastical floats created out of wood, foam and sparkles (among other things) at the annual Days of '47 Parade.

Here's a photographic look at how Days of '47 Parade floats have changed over time, starting with the 1897 parade and working forward: