evidence: Earthquake footage shows Türkiye's buildings collapsing like pancakes. An expert explains why [...] Adding to the devastation, some 3,450 buildings have collapsed, according to the Turkish government. Many of the modern buildings have failed in a "pancake mode" of structural collapse. [...] There are well-known problems in Türkiye and elsewhere with ensuring safe building construction and adherence to seismic building codes. Similar building collapses have been seen in past earthquakes in Türkiye.