North Dakota's Little Missouri National Grasslands, over a million acres, also offers a self-drive itinerary.
Best of Morocco has a five-night self-drive itinerary, flying to Ouarzazate from Heathrow, via Casablanca, including a camel trek into the Sahara, from £790, including flights, transfers, accommodation and car hire.
Its two-week KwaZulu-Natal self-drive itinerary starts with a visit to the Drakensberg Mountain region, with three nights spent at the beautifully positioned Montusi Mountain Lodge, an easy drive from the Royal Natal National Park.
Discover the World's (01737 218 800 /discover-the-world.co.uk) Northern Highlights seven-night self-drive itinerary costs from £735 per person (in Jan 2010) based on two people sharing a twin room.
Cox and Kings (020 7873 5000; coxandkings.co.uk) has a new nine-day, self-drive itinerary starting in Anchorage and travelling to Fairbanks, via Denali National Park, before looping back to Anchorage via the pretty fishing port of Valdez and Prince William Sound.
It finds that experiential values are traded off almost entirely in the itineraries of commission-based tours, while a better balance between experiential and operational considerations drives itinerary choices for noncommission-based tours.
Lindsay Hawdon travelled with Discover the World (01737 214291; discover-the-world.co.uk), which offers tailor-made self-drive itineraries in New Zealand.
UK operator Ski Safari claims it pioneered the slope‑gypsy package a decade ago and now offers 13 self-drive itineraries in the US and Canada (plus five in Japan and Switzerland), including some creative new combinations, such as a two-centre trip to Whistler and Hawaii.
All tours are bespoke, but suggestions include a ten-day self-drive wildlife watching itinerary, taking in Montréal, Québec City and ample opportunities for bear and whale watching (from £1,614 per person).
Typically, the Rosens would map an itinerary and drive Mr. Southern around, with one waiting in the car while the other accompanied him upstairs.
One of the agents whom Mr. Gomez called, Rachelle Migdal from Weichert Realtors in downtown Jersey City, offered to set up an itinerary and drive them around.
