
1) Populated place on the Volga 2) World Heritage Site in Russia
Found on
https://www.crosswordclues.com/clue/bolghar

Bolghar (Bulgar, Bolgar, Bolğar, Пăлхар) was intermittently capital of Volga Bulgaria from the 8th to the 15th centuries, along with Bilyar and Nur-Suvar. It was situated on the bank of the Volga River, about 30 km downstream from its confluence with the Kama River and some 130 km from modern Kazan in what is now Spassky District. North of ...
Found on
http://en.wikipedia.org/wiki/Bolghar
No exact match found.