Hotel Suite of the Week: Residence Suite at the Ritz-Carlton, Lake Tahoe Video

Now Playing: More than 1K flights canceled at Chicago airports because of winter blast

Now Playing: Hotel Suite of the Week: Residence Suite at the Ritz-Carlton, Lake Tahoe

Now Playing: Southwest Airlines plane skids off taxiway at BWI Airport in Maryland

Now Playing: ‘It was bodies everywhere’: Amtrak crash witness

Now Playing: 175th anniversary of Danish theme park celebrated

Now Playing: 2 dead after Amtrak passenger train collides with freight train in South Carolina

Now Playing: NTSB Chairman describes the fatal Amtrak crash

Now Playing: United Arab Emirates opens world’s longest zip line

Now Playing: Super Bowl to face bitter cold temperatures

Now Playing: Sponsored by Secrets: Inside the Cap Cana Resort in the Dominican Republic

Now Playing: This eco-resort in Panama could be yours for $10

Now Playing: Airlines review tighter restrictions on which pets can come on board

Now Playing: Family vacation trends for 2018

Now Playing: Tokyo Disneyland blanketed in snow

Now Playing: Midwest hit by whiteout conditions, blizzard warnings

Now Playing: Since 1 Hollywood sign is good, would 2 be even better?

Now Playing: How to fight the flu at the airport, on planes

Now Playing: Wintry mix throws air travel into chaos

Now Playing: Passengers on Greyhound bus held at gunpoint

Now Playing: Barn stays all the rage for 2018 vacations