Now Playing: Mexico Travel Warning

Now Playing: Three Americans, 13 Others Killed in Mexico

Now Playing: American Couple Murdered in Mexico

Now Playing: Porsche slams into spectators at Idaho car show

Now Playing: Sea of unclaimed baggage at Miami's airport

Now Playing: Inland Lee County residents board up homes before evacuating the area

Now Playing: Man stranded in Arizona desert after car breaks down

Now Playing: Airline bumping at lowest rate in over a decade, new data shows

Now Playing: Houston's largest shelter has reached capacity

Now Playing: Disney's Hollywood Studios gives first glimpse of new coaster

Now Playing: Hotel Suite of the Week: Islamorada Suite at Cheeca Lodge

Now Playing: Drone shows new island in North Carolina

Now Playing: Blue whale skeleton installed at London's Natural History Museum

Now Playing: Arizona rescue agencies airlift stranded hikers from flood waters near Tucson

Now Playing: Flooding north of Chicago

Now Playing: July 17, 1996: TWA Flight 800 crashes in Atlantic Ocean

Now Playing: Best amusement parks for families in 2017

Now Playing: Meet the man attempting to break the world gliding altitude record

Now Playing: Tornado touches down in Canada

Now Playing: Emotional support dog attacks passenger on flight