MODELS WITH RAMPS AS AN OPTION:
Stratus trees, Fantasy trees, Classic Cloud 9 trees, Corkscrew. Examples are shown below.
In addition, many of the models have levels which have a small jump up, such as the Fantasy tree and the Stratus tree (such as the five level tree, five feet tall). The Beanstalk has a compact option which will add levels to the tree to make the step up approximately twelve inches.