Object looks weird when zooming in

Usually looks like this:
image
But when I zoom in a lot it looks like this:

Is there a way to fix this? I want to zoom in a lot so I can design a building. I got this data using Sketchup map data from the city, exporting that info to OBJ, and importing it into Rhino.

Hello - try switching to a parallel projection- does that make any difference?

-Pascal