Not all old house, but many of them have a fireplace. Exposed, or marginalized, thought of as the center of the house, or just as an utility, if you have a fireplace in your home you can consider yourself lucky.
Usually they blend in the decor quite well without redecorating, but when they do not, you can refresh them to match exactly your interior design concept.
To illustrate what we mean, take a look at this example:
If this gets you thinking about what you can do with the one in your house, here a couple of more examples and ideas:
We would really like to know if you have a fireplace and what it looks like. Leave a photo in a comment and maybe we can suggest some easy DIY ideas for a new look!