The following menu has 3 levels.
Use left and right arrow keys to navigate between menus and submenus.
Use up and down arrow keys to explore within a submenu.
Use enter to activate.
Within a submenu, use escape to move to top level menu parent. From top level menus, use escape to exit the menu.
Trees are removed from the Living Collections for various reasons, but just because a tree is no longer growing on the grounds, doesn’t mean we can’t still learn from it.