If you want an concept on the way to improve the great thing about your hearth then take a look at these designs: M. A Brick Wall with a Large Mirror
Image Source: vtinteriors P. Fireplace Surrounded by a Large Glass Window
Image Source: apartmenttherapy A. Ancient Stone Art Wall; This Deserves a Wow!
Image Source: goodshomedesign A. A Quirky Cracked Wall
Image Source: cheminee-poele H. Charming Moroccan Walls
Image Source: pinterest