• 1 2 Travel.com Specialises in travel to Ireland and the United Kingdom.

• 1 Grand Canyon Tours Offers airplane, helicopter, and bus tours from Las Vegas to the Grand Canyon, Hoover Dam, and the Colorado River.

• 1+1 Ranch Working quarter horse and cattle ranch offering riding, ranch experience, and private four bedroom guest house.

• 1-World Adventures Directory of luxury and adventure travel operators.

• 100GoGo World Scientific Expedition Network Dedicated to academic scientific expeditions and world scientist community. Also includes a list of future field trips and articles, journals, and photos of the past expeditions.

• 101 Paris Tours Provides multilingual guided tours to famous Paris monuments and evening tourist attractions with group and tailor-made individual tours available.

• 1IndochinaTravel.com Offers tour packages and customized tours to Thailand, Cambodia, Laos, Myanmar, Vietnam, and the Yunnan Province of China.

• 1st Class Adventure Vacations Source for hiking, biking, fishing, paddling, wildlife, and other outdoor adventures.

• 1st Sports Tours Offering international sports tours for soccer, hockey, baseball, basketball, golf, and rugby.

• 206 Tours Offers Catholic pilgrimages to Europe, the Holy Land, Venezuela, and Mexico.

• 20th Century Railroad Club Offers volunteer activities for rail enthusiasts, as well as rail travel opportunities in the U.S. for families, singles, and groups.

• 2Afrika Specializing in tours to South Africa including safaris.

• 3rd Eye Travel Offers ecologically and culturally sensitive tours of the hilltribe villages in Thailand.

• 4star South America Offering escorted tours, custom groups, agricultural, and incentive travel to Argentina, Brazil, Chile, and Peru, including Patagonia and the Amazon.

• 4starBrazil.com Escorted tours and vacations to Brazil including group discounts, incentive, and custom tours.

• 4Winds Tours Offers cycling, barging, spring flower, and brewery tours in Holland and France as well as hiking/biking tours in Austria, Ireland, and Denmark.

• 4x4 Africa Tours Offering 4x4 adventure tours in South Africa, Zambia, Mozambique, and Namibia.

• 50plus Expeditions Adventure travel for people over 50 featuring active, off-the-beaten-path, small group tours around the globe.

• 7 Wonders Tours Offers a variety of tours and reservation services for hotels, blue voyage, and ferry connections in Turkey and Greece.

• 707 Travel Services Provides coach tours and daily bus services for overseas visitors in Singapore and Malaysia.