Ad eundem modum Hierapoli Phrygiae effervet aquae calidae multitudo, e quibus circum hortos et vineas fossis ductis inmittitur; haec autem efficitur post annum crusta lapidea.
In the same way at Hierapolis in Phrygia abundance of hot water boils up, from which a supply is taken by channels round the orchards and vineyards. After a year the water leaves a stony crust.
final_alignments\Vitruvius_Architecture_Book_8.json