Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_29525 ( "Episode air date" text, "Audition city" text, "First audition date" text, "Audition venue" text, "Callback audition date" text, "Callback venue" text, "Golden tickets" text )

### Question ###
In how many different audition cities were the Bridgestone arena auditions held?

### Accurate SQL ###

SELECT COUNT("Audition city") FROM table_29525 WHERE "Audition venue" = 'Bridgestone Arena'