unlike anywhere else. check out this house in arizona. >> there is something about this house that's interesting. >> yes, it's called the tunnel house. because the longest tunnel ever found, the exit is here in my basement and it'sfrom"el chapo" guzman's cartel. >> that's right. part of life on the boarder means you can rent a house that features a patched over under ground drug tunnel and there is around 100 tunnels alone but this was operated by "el chapo" and in case you need a refresh,er here it is. >> the most influential drug trafficker. >> if you're looking at border real estate ask if any drug lorders had it first. >> back this way? >> right there. >> right there, yes. >> this part that clearly looks covered. when did they tell you or did