The difficulty does not include the way to Tanzania itself
but from Parking.
You have not to enter the Arusha National Park itself, but you
Not at least because of this view of Kilimanjaro.
While your Driver-Guide is doing the paperwork you can find this
Find the cache under a stone a few meters from the parking area
directly behind a tree on a new Round-Trail.
Avoid any contact to animals. There can be dangerous animals
around. You go on your own risk.