Royal Mausoleum of Mauretania

The Royal Mausoleum of Mauretania, nicknamed Tomb of the Christian
 in Arabic Kbour-er-Roumia, is a monument of numide time

located in Algeria, the current town of Sidi Rached, about sixty kilometers west of Algiers.

Joined in 1982 as World Heritage under "Tipaza" for criteria (iii) (iv).
the royal mausoleum of Mauritania is also on the tentative list of UNESCO World Heritage since 2002 under "Mausoleums Royals Numidia, the Mauretania and pre-Islamic monuments "to the criteria (ii) (iii) (iv)

Tipaza:province in algeria