Mausoleum
From BiblePortal Wikipedia
Webster's Dictionary [1]
(n.) A magnificent tomb, or stately sepulchral monument.
Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]
a name originally applied to the magnificent sepulchre erected by Artemisia, at Halicari nassus, B.C. 352, to the memory of her husband, Mausolus, king of Caria. The term has now come to denote any costly tomb.