Flag, Timbers vs. Seattle, 8.28.16
Photo by Craig Mitchelldyer

Cascadia Cup Quiz | How well do you know your Portland-Seattle rivalry trivia?

There's been many a moment in the history of the Portland Timbers and Seattle Sounders FC rivalry. How well do you know their Cascadia Cup trivia?

The Timbers and Sounders do battle again Sunday at Providence Park, presented by Providence Health & Services. The Heineken Rivalry Week match kicks off at 7:30pm PT on ESPN2 with a special pregame show beginning at 7pm PT.