Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a cafe or cafeteria.]

Columbia University [Students in a dining hall.]

Columbia University [Students in a dining hall.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students talking in a stairway.]

Columbia University [Students talking in a stairway.]

Columbia University [Students in a study lounge.]

Columbia University [Students talking in a stairway.]

Columbia University [Students talking in a stairway.]

Columbia University [Students in a bar.]