mantelpiece
US /ˈmæn.təl.piːs/
UK /ˈmæn.təl.piːs/

1.
a shelf above a fireplace, typically part of a mantel
:
•
She placed the antique clock on the mantelpiece.
•
Dust accumulated on the old wooden mantelpiece.
a shelf above a fireplace, typically part of a mantel