City at the End of the Yellow Brick Road
This page is the CodyCross answer for the clue below from Greece, Group 679, Puzzle 1 (Maria Callas).
Question is: City at the End of the Yellow Brick Road
and the answer is: EMERALD
Word Meaning:
EMERALD — Any of various green gemstones, especially a green transparent form of beryl, highly valued as a precious stone.
Definitions from Wiktionary.