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 film_market_estimation (Film_ID VARCHAR)
TABLE: CREATE TABLE film (Film_ID VARCHAR)

### Question ###
What is the title of the film that has the highest high market estimation.

### Accurate SQL ###

SELECT t1.title FROM film AS T1 JOIN film_market_estimation AS T2 ON T1.Film_ID = T2.Film_ID ORDER BY high_estimate DESC LIMIT 1