If you’re a man in college living with other men you should be playing catch at least 3 times a week. Football, baseball, even a tennis ball. You need to be playing catch
As crazy as it sounds, a "neighborhood within a building" was done in Downtown St. Louis.
And it's equipped with garages within a garage for the apartments, brick sidewalks, fake grass, & painted walls/pillars meant to mimic the outdoors.
It's the strangest project I've seen.