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 people (Age VARCHAR, People_ID VARCHAR)
TABLE: CREATE TABLE gymnast (Gymnast_ID VARCHAR, Total_Points VARCHAR)

### Question ###
Show the ages of gymnasts in descending order of total points.

### Accurate SQL ###

SELECT T2.Age FROM gymnast AS T1 JOIN people AS T2 ON T1.Gymnast_ID = T2.People_ID ORDER BY T1.Total_Points DESC