Lucien Grimaldi News Today

The Principality of Monaco and the charming village of Dolceacqua in Liguria are now twinned cities, marking a new chapter in a cherished relationship that has spanned five centuries.

The Principality of Monaco and the charming village of Dolceacqua in Liguria are now twinned cities, marking a new chapter in a cherished relationship that has spanned five centuries.

Piène-Haute and Olivetta San Michele, two villages astride the French-Italian border in the Roya Valley, have been welcomed into the Grimaldi Historic Sites network that traces the reach of Monaco’s dynastic family.  

It’s an iconic symbol of the Principality of Monaco, but how did the Grimaldi family come to call this famous Rock their home? 

From Athelstan, who held off the Viking invaders of Britain, to Sobhuza, the longest-serving king of Eswatni (formerly Swaziland), here are 25 of the world's longest-serving monarchs.

Heavy is the head that wears the crown—and no one wore that headpiece longer than the men and women on this list.