New Grange 5000 Years Ago, Isn't It a 5000 Year Old Abstract Art?

Mede, the earliest examples of abstract art, all over the stones of New Grange are these designs, spirals and lozenges. They don't seem to represent any physical reality, they're an abstraction completely removed from reality. Mede is most likely spiritual, and it might have had a religious connotation or a religious connection. The Milky Way 5000 years ago in need, you see this band of white stars trailing across the sky right above the river Bhaing near New Grange.