The Provo Bonneville Ward was dedicated in 1952.
(Source: Church History Library)
The motif of repeated squares is actually on all of the banisters of the building. It's a small touch, but a nice one.
The 'tower room' is actually currently the Young Women's room.
But, the Relief Society room has a nice fireplace.
This is what it looks like from the back:
This meetinghouse actually has a scout room that includes its own stage (the signs call it "little theatre"):
What's more, the cultural hall (read: gym) is massive. One ward member told me it's the largest one in the Church. The BYU women's basketball team used it as their practice facility for many years--the area that houses stake offices used to be where they had a locker room.
Finally, the chapel itself has an interesting display of organ pipes, detailed light fixtures on the sides, and an abundance of natural light (although not at the time I visited):