According to Spanish folklore, a woman bet the devil her soul that he could not build this type of object in one night; luckily for her, the cockerel crowed at dawn just before he finished.
According to Spanish folklore, a woman bet the devil her soul that he could not build this type of object in one night; luckily for her, the cockerel crowed at dawn just before he finished. One of these named for Bukka, a ruler of the Vijayanagara Empire, is located in modern Hampi. David Johnson theorized that the Nazca lines are actually maps to Incan types of these objects, called Puquios. The chorobates and groma were used to keep these structures level. One of these called the Grey Falcon, or Bozdogan Kemeri, is named for the Emperor Valens and located in Constantinople. Vitruvius observed that these structures should be gradually sloped instead of using an elbow, and suggested using earthen instead of lead construction for them. Calcium carbonate often accreted on this structures, which include the Segovian one and the Pont duGard. For 10 points, name these arched Roman water-carrying structures. 
According to Spanish folklore, a woman bet the devil her soul that he could not build this type of object in one night; luckily for her, the cockerel crowed at dawn just before he finished.
aqueducts