I think he means the bldg that is right next to the one shown.
Bab al-Salam (Arabic: ) (The Gate of Peace) is one of the seven ancient city-gates of Damascus, Syria. During the Roman era, it was also known as "Gate of the Moon".[1]
https:// en.wikipedia.org/wiki/Bab_al-Salam
"Gate of the Moon", huh? That symbolism is to strong to pass by. Satanist worship the moon.