A fireplace was a decorative furniture often found on Earth, in which a fire was often lit. Fireplaces could contain burning coals.
When Gwen Cooper was a child, she would sit and watch the fireplace in her parents' living room. (PROSE: The Beauty of Our Weapons)
In the 51st century, the Tenth Doctor discovered a French, pre-revolution fireplace inside a spaceship. He discovered it was used as a time window to access the life of Madame de Pompadour in order to acquire her brain. (TV: The Girl in the Fireplace)