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_70223 ( "Date" text, "City" text, "Event" text, "Winner" text, "Prize" text )

### Question ###
The prize of 1,000,000 was given by an event in what city?

### Accurate SQL ###

SELECT "City" FROM table_70223 WHERE "Prize" = '£1,000,000'