1st floor, angle, architecture, cement, color image, contemporary, copy space, current, day, daylight, daytime, design, education, essen, europe, geometric design, germany, glass, indoors, instructing, instruction, interior, interior view, interior view - 1st floor, k sejima, k. sejima, kazuyo sejima, knowledge, landmark, large group of objects, learning, modern, motif, nishizawa, nobody, object, photography, r nishizawa, r. nishizawa, random, ryue nishizawa, sanaa, sanaakazuyo sejima + ryue nishizawa, school, sejima, teaching, thing, tourism, tourist attraction, travel, travel destination, tuition, tutoring, up-to-date, vertical, window, zollverein, zollverein school,