veliko tarnovo, bulgaria, march 31, 2019: veliko tarnovo in bulgaria with the cathedral of the birth of the theotokos

bulgaria tsarevets fortress 4k religion river ruin seat slope state steep summer surrounding tourist tower town trapezitsa tsar view viewpoint wall water range nature meander wood bulgarian capital carevec central church city cliff culture destination empire europe european famous festival forest fullhd hill historical history importance important mountain yantra