A natural piece of obsidian can have a surface of waves, but solid and impenetrable.
A chunk of marble can be chiseled into a human statue, looking soft and penetrable.
A landscape can dance and no one notices.
It can be hip-hop but all you saw|was mountains.
It can be ballet or something that could look “equally boring” but all you saw|was water frozen in motion or sand dunes in a desert (dessert?).