Thursday, Aug 27, 2020, 4:43 pm

By:Tony Williams

#4 Paul Allen's Planes

The Microsoft co-founder has a hobby that may be outside of most of our price ranges. He collects and restores planes from World War Two. As you may imagine this hobby can get a little pricey. For example the hanger alone -- where he keeps his prized planes -- cost him 5.2 million dollars.