With the sitting area on your right, walk straight through the doorway after passing the glass doors. Keep going straight until you see the stairs go up them. Stop on the last step before reaching the landing.
Walk straight down the hall until you get to stairs on the right. Go up the stairs and wait about six steps to the top.
Leave the wine room, and go right. Go forward, and go up the stairs. Stop on the stair before you reach the landing.