If you want a real mind trip, check out the reconstructed pronunciation of Classical Chinese. https://en.m.wikipedia.org/wiki/Old_Chinese_phonology
A video sample: https://www.youtube.com/watch?v=zyaFKnUumAM . I find myself quite liking the sound of it, in particular the poem which is recited — the writers of the Shijing (from which the poem is taken) paid a lot of attention to rhyme and assonance. Even so, Old Chinese phonology is really weird: pharyngealisation is decidedly odd even for Sino–Tibetan (though some Qiangic language have pharyngealised vowels), an…
But I don't like how it sounds in the video, and those weird sound bits (no idea what you call them) is not very friendly for singing either.