Casey Fiedler:
What it really boils down to is where you live and how experienced you are in the industry.
There are different expectations of each word based upon English speaking countries around the world.
It’s pretty clear that very little is truly clear when it surrounds different subtle variations on these terms …
The Difference Between Hiking and Trekking (‘cos, it kinda matters)
I use the terms interchangeably on this site.

Tombstone, Yukon
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