In many cases, if you want to purchase one of the bargain properties, you will also have to pay all the back taxes the property owes.

Tifani Sadek, a lawyer who with her husband just purchased a home in the Woodbridge neighborhood for $94,000, pointed Business Insider to a site called Why Don't We Own This, which compiles data on distressed properties in metro areas that can help people figure out what else they're going to owe. The site is almost a real life version of the Matrix — endless blocks of foreclosed and bank-owned homes.

Here's a screenshot for Detroit.