"Train travel is becoming more popular in Washington state, so Amtrak has expanded its services in the Northwest for the holiday season, adding two trips per day on Wednesday and Sunday between Seattle and Portland.
"However, Janet Malkin, spokesperson for the state Department of Transportation, told The Olympian some trains are already full, and travelers who don't already have tickets will need to be flexible."
I looked at the Amtrak website for Sunday the 26th and did not find an extra train, but did find a low-priced coach space in a popular time slot. The gravitational pull of an invisible train?
Or was it this Christmas 2015 web page that still is loose in the world wide web?