Celebrated — legendary (6)
I believe the answer is:
fabled
I believe this clue is a double definition.
'celebrated' is the first definition.
(thesaurus)
'legendary' is the second definition.
(synonyms)
(Other definitions for fabled that I've seen before include "Well-known" , "Legendary, mythical" , "Famous; imaginary" , "Mythical; imaginary" , "Enshrined in ancient stories or legends" .)