fabled

Known only in fables; fictitious.

Made known by fables or reputation; legendary, famed.

2014, Paul Salopek, Blessed. Cursed. Claimed., National Geographic (December 2014)https://web.archive.org/web/20150212214621/http://ngm.nationalgeographic.com/2014/12/pilgrim-roads/salopek-text We tug our hammer-headed mules along the tourist trails of Petra, the fabled Nabataean capital cut from rock the color of living muscle.