Jun Min Jo: These are b&w images from the 1970s, and mostly juxtapose the old life with the new, or rural with the urban during Korea's headiest days of rapid development.
Che Won Joon: Urban decay caught admidst the rapid growth of the "new city" of Seoul.
Lee Deuk Young: The second photo is a detail of the long one, titled "Teheran Road". This sroad is the address of numerous internet-related firms, as so is sometimes called "Teheran Valley". The street was given its current name in 1976 from Samneungno in a "name exchange" when Teheran's mayor visited Seoul.
Cha Ju Yong: Red crosses in Korea symbolize churches rather than hospitals.
Hwa Deok Hun: Nice bird's-eye views of older tile-roofed houses, giwa jib 기와집.
With Seoul pushing its new image as an international design city, photos like these could lead to a debate about how serious the government has been in implementing design vs merely fostering growth.