Cloud Ship, with cargo hold & crew quarters. You will have to add a teleporter to get from the upper deck to the cargo hold. I use a teleport rope, and change the itemid to the trap door, and place it in front of the rear mast.
I will be Live Streaming the building of the Shrine of the Ancient Ones: Ultima Wiki: Shrine of the Ancient Ones - The Codex of Ultima Wisdom, a wiki for Ultima and Ultima Online
Tonight around 7pm EST (7 1/2 hours from now) I will just be chillin, and listening to either some music, or Art Bell...
Im sure it can be done :) Just not with the Region Controller, at least I have not found a way, and I have been using it for over a decade. Appreciate this post, I was wondering the same thing myself.
I dont think you can, there is a setting to allow/disallow ethereals, not sure if that cover all mounts or not, I would be interested in learning how to add new options, like Young, Male, Female, Guilded, not Guilded ect.