The event hall is on the ground level of the National Gallery with its own entrance and service program.The maximum height of the interior space is 14 meter, serve as auditorium room, music hall and film projection. The GAIA lab is located on the top floor of the gallery, form as an oval shape, with a dome skylight. The researchers and professionals can access the lab space and open office space through the central staff elevator. All the dining service and kitchen is located on the east side of the building: cafeteria on the ground level, connected to the outdoor courtyard; the brasserie is located on the fifth level of the museum, with a view overlook the atrium space. The lecture hall for the Ludwig museum sits on top of the building, overseen the city park.