SELECT DISTINCT Hometown FROM people EXCEPT SELECT DISTINCT T2.Hometown FROM gymnast AS T1 JOIN people AS T2 ON T1.Gymnast_ID  =  T2.People_ID
List the distinct hometowns that are not associated with any gymnast.
SELECT DISTINCT Hometown FROM people EXCEPT SELECT DISTINCT T2.Hometown FROM gymnast AS T1 JOIN people AS T2 ON T1.Gymnast_ID = T2.People_ID
select distinct hometown from people except select distinct t2 . hometown from gymnast as t1 join people as t2 on t1 . gymnast_id = t2 . people_id
List the distinct hometowns that are not associated with any gymnast .