https://seattleboatshow.com The SB$ is a nice bigtime winter event. The Vancouver, BC version is watered down in comparison of course.
https://seattleboatshow.com/about-the-show
https://seattleboatshow.com/lumen-field-event-center/
https://en.wikipedia.org/wiki/Lumen_Field#Event_Center
https://en.wikipedia.org/wiki/Lumen_Field#Transportation
https://en.wikipedia.org/wiki/Stadium_station_(Sound_Transit)