Two strong earthquakes within 9 hours hit southeastern Turkey and North Syria at the same day (06.02.2023) with magnitudes of M_w = 7.7 and M_w = 7.6 in at 01.17 and at10.24 (GMT) . Both earthquakes caused extensive damage to many buildings. Two earthquakes caused damages along 430 km length of fault lines from Antakya to Diyarbakir cities. Total population of the affected region is more than 11 million people. This paper presents a site survey of damaged buildings. Reasons for the widespread damages are discussed in the paper.