Sarmizegetusa Regia
Sarmizegetusa Regia, the second capital of the Dacian kingdom, according to historians (initially this role would have fallen to the Costești Cetățuie area), is the largest known settlement in Dacia. It is part of a complex of six Dacian fortifications: Sarmizegetusa Regia, Costești-Cetățuie, Costești-Blidaru, Luncani-Piatra Roșie, Bănița, and Căpâlna.