Inicler Mine / Artificial Gallery / Mine Gallery / Institute of Zoology / Studen Kladenets Dam / /
NaturalFeature
Kaya Hill / Byala Reka River / Arda River / /
Organization
Institute of Zoology / U.S. Securities and Exchange Commission / /
Person
Nat / Christo Deltshev / Sofia Spiders (Araneae) / Petar Beron / Petar Tenchev / Georgi Tsonev / Pavel Stoev / Vladimir Pomakov / Dimitar Vasilev / Teodora Ivanova / Stoyan Beshkov / Mario Langourov / PAT SET PAL / /