> The Cascadia subduction zone (CSZ) has hosted giant earthquakes of moment magnitude >8.5 in the past and poses a major geohazard to populations of the Pacific Northwest.<p>Read that part just as the train announced ‘Now entering, Beacon Hill’ and it was a touch scary thinking about what would happen in that situation.
Obligatory link to "The Really Big One" <a href="https://www.newyorker.com/magazine/2015/07/20/the-really-big-one" rel="nofollow">https://www.newyorker.com/magazine/2015/07/20/the-really-big...</a>