4x4 Africa Tours Offering 4x4 adventure tours in South Africa, Zambia, Mozambique, and Namibia. http://www.4x4africatours.co.za/

Action Tours Provides off-roading tour adventures in the Las Vegas area. http://www.actiontours.com/

Adventure Jeep Tours Provides off road adventures that explore Grenada's natural beauty. http://www.grenadajeeptours.com/

Adventure Photo Tours Offers 4x4 photo tours of the Mojave Desert, Grand Canyon, and the area surrounding Las Vegas. http://www.adventurephototours.com/

Alaska Tailored 2-U Tours Offering custom tours, including a photo safari, on the Kenai Peninsula between Homer and Seward. Tours led by RaeAnn McLay. http://www.aksafari.com/

Antelope Canyon Adventures Guided tours and photography tours of Antelope Canyon located near Lake Powell. http://www.jeeptour.com/

Appalachian ATV Adventures Offers ATV tours in the national forests of the North Carolina Appalachian Mountains. http://www.atvtogo.com/

Arizona Desert Events Ride 4x4 through desert trails and historical sites. Includes photo rallies and horseback riding. http://www.azdesertevents.com/

Arizona Desert Mountain Jeep Tours Adventures in the great Sonoran Desert. http://www.azdesertmountain.com/

Arizona's Pink Jeep Tours 4-Wheel Drive Jeep Tours in and around Sedona, Arizona. http://www.pinkjeep.com/

Arkana Explorations All-women 4WD adventure focusing on exploring Moreton Island, Australia. Take turns driving and create a didgeridu and ceremonial breastplate. http://www.arkanaexplorations.com/

ATV and Hummer Tours Offers guided ATV and hummer tours in southern Utah. http://www.atvhummertours.com/

ATV Wilderness Tours Offers ATV tours in the area of Zion National Park, Grand Canyon North Rim, Pine Valley Mountains, and Piute Trail System. http://www.atvadventures.com/

Aussie Outback Tours Self-drive caravan or 4WD safari tours through the Australian Outback with guides and support vehicles, tourist attractions, and assistance. http://www.aussieoutback.com.au/

Big Bend Guide Service Specializes in guided 4X4 tours. http://www.bigbendguide.com/

Bushducks Specializes in backroads or camping and 4x4 trips in Australia, Southwestern U.S., and Spain. http://www.bushducks.com/

Colorado ATV Tours Offers backcountry tours. http://www.coloradoatvtours.com/

Colorado West Jeep Rentals & Tours Explore ghost towns, old mining camps, and gold mines in and around Ouray Colorado. http://www.coloradowesttours.com/

Direct 4WD Runs four wheel drive adventure tours in the Australian Outback, including the Simpson Desert, Tanami Track, Oodnadatta, Lake Eyre, Birdsville, and beyond. http://www.direct4wd.com.au/

Elkes Australian Tours and Travel Offering adventure tours including 4WD and camping safaris to Kakadu, Litchfield, and Ayers Rock. http://www.elkesbackpackers.com.au/