Reporting trend based on the frequency at which the World Heritage Committee has deliberated over this property over the past 15 years. 0 = minimum reports, 100 = maximum reports.

Discovered in 1982 near the village of Sveshtari, this 3rd-century BC Thracian tomb reflects the fundamental structural principles of Thracian cult buildings. The tomb has a unique architectural decor ...

The region around Kazanlak in central Bulgaria is known by two names, reflecting its archaeological heritage as well as its most famous product. To some it's the Valley of the Thracian Kings ...