216px-pacific_northwest-reliefThe term “Cascadia” is a bioregion that includes all the land and waters from the Pacific Ocean to the Rocky Mountains, and although British Columbia makes up the majority of region it also includes the Pacific Northwest states, giving the name a recognizable element for our neighbors to the south.

The word “Expodition” is a portmanteau of “exposition” and “expedition”. The exposition or expo is the trade show portion of the event, while the expedition refers to the single- and multi-day four-wheel drive runs.