Check out the original scene. I couldn't tell if these were homes for people or stuff. They seem suitable for neither.
Artwork: 6.5” x 4.75”,
gray marker on gray paper
If the link above doesn't work, enter this…
“60 улица „Татарли“,
Sofia, София-град, ” Bulgaria
…in google maps turn 180 degrees from where you land and take one hop down the street.