Revala

Revala (also "Rävälä", , by Henry of Livonia "Revele", by Danish Census Book "Revælæ") was an Ancient Estonian county. It was located in the northern Estonia, by the Gulf of Finland and corresponded roughly to the present territory of Harju County. It was conquered by the Danish in 1219 during the Estonian Crusade. 
It also contained the town of Lindanise, nowadays known as Tallinn, the capital of Estonia. 