The most common and most likely answer to this crossword clue is the 7 plus 6 letter word LEISURE CENTRE
I've seen this crossword clue in The Times
L
E
I
S
U
R
E
C
E
N
T
R
E
More clues leading to the result LEISURE CENTRE
- Bloomers to be worn for certain around new sports facility
- See lecturer in swimming pool here?
- Recreational complex has unusual line – rest cure to conserve energy!
- The French island certain to contain modern recreational amenity
- Recreational facility in America that is large, brought about by modern engineers
Buddy explains!

The straight part
We know that "sports facility" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sports facility = leisure centre.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.