The Fortress of Saladin, State of War: Syria's Crusader Castles and Medieval Fortresses

TIME looks at a number of Syria's most famous medieval fortresses, some of which are nearly a millennium old.

The Castles of the Crusades - Architecture of Cities

CRUSADER CITY - The Complete Pilgrim - Religious Travel Sites

A Survivor Of The Crusades Comes Up Against The Syrian Civil War : The Two-Way : NPR

News

Crusader States - World History Encyclopedia

Krak Des Chevaliers History & Facts

Citadel of Salah Ed-Din (Saladin Castle) - Ruined Crusader Castle in Syria

10 Crusader Castles

The Inferno: Crac des Chevaliers - a Crusader castle caught in conflict zone, Adam Blitz

What are some other remnants of Crusader castles located in Israel/Palestine? - Quora