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_204_25 ( id number, "rank" number, "mountain peak" text, "mountain range" text, "elevation" text, "prominence" text, "isolation" text, "location" text )

### Question ###
which mountain peak is the only mountain peak in the cascade range ?

### Accurate SQL ###

SELECT "mountain peak" FROM table_204_25 WHERE "mountain range" = 'cascade range'