Some places in the US are turning empty malls into apartments. It helps with the housing crisis and also brings back retail. It makes perfect sense for Minnesota.
The new housing boom in Duluth has really boomed in the last few years, especially in older buildings downtown that have sat empty or partially used for years.
Old houses are pretty cool! They have lots of character, they have stood the test of time, and many people buy them every year. If you live in a house built in the late 19th century, or early 20th century than you no doubt have dealt with these things.