People preparing for a Chuseok journey, Gwangju, 1970. While one explanation might be that people are using the windows to load boxes, a caption on a similar photo from 1986 says people are boarding through the windows.
A street in Seoul's Myeong-dong, 명동길, 1969. One source, which contains several other photos and videos of the area in previous decades, says the construction site of the Cosmos Department Store (코스모스백화점) is to the right. The slightly-curved building just beyond the construction site still stands, and is home to the the Myeong-dong NANTA Theater.