Yes. Like I said, however, I want to be able to get back up again, and that particular cliff is a difficulty of 6 out of 10, I believe. But, it would be worth it to grind the climbing skill to be able to visit a new vendor.
Climbing is easy to grind. Cast featherfall and basically just hold down enter or something as you are asked if you want to climb.
There is a plenty of stuff to buy in Kublai Axis, yes.