We have this connection:
World Heritage Sites connected to 'Under control of ISIS':
·Ashur As of March 7, 2015, the city is in ISIL held territory (wiki)
·Hatra Actions by the Islamic State of Iraq and the Levant, which occupied the area in mid-2014, have been a major threat to Hatra. (wiki)
·Palmyra On 21 May 2015, some artifacts were removed from the Palmyra museum by the Syrian curators and transported in 2 trucks to Damascus. ... The same day, ISIL forces entered the World Heritage Site (wiki) - On 27 March 2016 the site was recaptured by Syrian government troops.
·Sabratha Since Dec 10, 2015; link
From what I gather, Sabratha is now under government control again, as is Ashur. Am I right? I'll try to find the dates when they changed hands. I've changed the connection to 'are or have been under control of ISIS', as I think it is a historically important connection to keep track of.
P.S.: Sabratha might be held by a 'third party' , according to this map
P.P.S: and Ashur is also held by a third party, Iraqi Kurdistan, according to this map
or close to become that way (as is the nearest city al-Shirqat