Sasha and Malia Obama get a tour from the Bushes in 2008
Because the Solarium floor is at the same level as the Promenade, and the rest of the third floor is about three feet lower, a ramp connects the third floor Center Hall to the Sun Room.
Ramp in 2008, looking south (C-SPAN)
Ramp hall in 1992, looking north, down the ramp (HABS)
Ramp hall in 1992, looking south, up the ramp (HABS)
Ramp hall in 1992, looking east; the door to the Solarium is open (HABS)