You can find cast and additional media details on IMDb .
The source is a High-Definition television broadcast (interlaced scan), typically providing a resolution of 1920x1080. 105.Minuti.Sofiya.2018.HDTV.1080i.x264.AAC.BGAU...
It highlights archaeological discoveries, architectural evolution, town planning milestones, and the cultural achievements that shaped the city into a European capital. You can find cast and additional media details on IMDb
Based on the file naming convention, here is what the technical metadata indicates: town planning milestones
This indicates the video was encoded using the H.264/MPEG-4 AVC compression standard, known for high quality at lower bitrates.