In Europe, where the ground is rock-solid, the population influx to the urban areas in the 19th century, induced by the Industrial Revolution, triggered the development of apartment houses in order to provide the workers with living places, and those buildings constructed at that time have been conserved and still used today, although they underwent renovations.
ヨーロッパでは地盤が磐石で、また19世紀より産業革命で都市部への人口集中がおこったため、これらの労働者へ住居を提供するためにアパートメントが発達し、また当時の建物が改築こそされてはいるがそのまま現存・利用されている。