Mythology - Was It Ever Really A Practicing Religion?

Doesn’t that depend on what you mean by “mythology”?

I sometimes wonder if our own “mythology” today, our own gods and heroes and monsters, analogous to Zeus and Hercules and Medusa, would be characters like Batman and Spider-man and Han Solo and Dracula and Mr. Spock and etc.

Anyway, here are a couple of previous threads on a similar question: