Key features are the horseshoe-shaped staircase (Escalier du Fer-? -Cheval) at the end of the stately Cour du Cheval Blanc; the Renaissance ballroom whose ornate ceiling is reflected in the parquet floor; and the allegorical paintings in the Galerie Francois Ier.
You can see the reflection of the ornate ceiling in the floor of the Renaissance ballroom.
The floor of the Renaissance ballroom is made of porcelain tile.