We've already mentioned that there are caravans that don't smell like deckchairs and campsites, but are really cool. But they can also be tougher: off-road trailers accompany their owners over almost any terrain, provided the towing vehicle has enough horsepower and grip. Some of these off-road caravans would look good in any army outpost.

There are two approaches to creating the perfect van for mountain biking. You can do it yourself, investing a lot of love, effort, craftsmanship, time and money. If you're looking for a ready-made, fairly perfectionist design, you'll find it at Outside Vans. Because here, the van outfitters have thought of almost everything on the basis of a Mercedes-Benz Sprinter.

Almost two years ago, Latvian design company Zeltini presented the Z-Triton, a combination of e-bike, houseboat and amphibious vehicle. But unlike many similarly crazy inventions that end up in a drawer, the amphibious camper trike has reached market maturity and will be launched at the end of this year as series model 2.0 - starting at just under €5,000.