Eyesore, Blot on the Landscape
Puzzle 5 of Architectural Styles Hard Pack
Question is: Eyesore, Blot on the Landscape
and the answer is: CARBUNCLE
Word Meaning:
CARBUNCLE — (archaic) A deep-red or fiery colored garnet or other dark red precious stone, especially when cut cabochon.
Definitions from Wiktionary.