The most common and most likely answer to this crossword clue is the 9 letter word BULLRINGS
I've seen this crossword clue in The Daily Telegraph
B
U
L
L
R
I
N
G
S
Buddy explains!
The straight part
We know that "entertainment venues in Spain" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case entertainment venues in spain = bullrings.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BULLRINGS mean?
BULLRINGS noun- The area in which a bullfight takes place.