I've been interested in ancient Roman and Greek texts of late, and although I can't imagine dedicating myself to learning an ancient language when there are so many living languages to learn, I do find them very cool.

Just yesterday I just came across this reading of the Iliad in the original Homeric Greek:

https://www.youtube.com/watch?v=u1KkZH6hWyU

It's amazing that we have texts from 8 centuries BC, and also that the Hellenic identity and culture has survived such a long time.