Liv Tyler was 25 in The Lord of the Rings: The Return of the King when she played the character 'Arwen'.
That was over 20 years ago in 2003.
Today she is 46, and has starred in 36 movies in total, 17 of those since The Lord of the Rings: The Return of the King was released.
In The Lord of the Rings: The Return of the King, I think Liv Tyler looks: