Legality of Cannabis by U.S. Jurisdiction The main article for this category is Air-cushion vehicle. Subcategories This category has only the following subcategory. H Hovercraft (4 C, 46 P) Pages in category "Air-cushion vehicles" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. H HovercraftS Surface effect shipT Tracked Hovercraft Hovertrain