LEGENDARYCF-AA6305AD
1 on the trailheat
The River of Ink
▁ signal intercept
Eight seals. One story, five centuries long — of a round city, the house that held the world's knowledge, and the day the river turned black. Few will finish this. Begin anyway.
Clue 1 of ?
Evidence · sealed
In the year 762 a caliph called the Victorious drew a perfect circle on the banks of the Tigris and built a city inside it. Name the city.