The impulse to put our marks on the wall is as old as art itself. Join museum educator Paulina Lopez for an in-depth look at works that demand to be seen without a frame, ranging from Greek-style friezes to Mesoamerican murals, as well as photographs featured in Never a Lovely So Real: Photography and Film in Chicago: 1950—1980 of Chicago's Wall of Respect in the Grand Boulevard neighborhood and Latin American street gang graffiti along the city's west side.