Kokoda Trekking - Provides guided trek of the Kokoda Trail, tips on traveling in PNG, war history, photo gallery, discussion forums, preparation and survival tips for trekkers. Black Cat Trail Trekking - Provides background history, photos, map, preparation and survival guide for trekkers wishing to embark on a journey on the Black Cat Trail in Papua New Guinea. Adventure Kokoda - Professional trekking company offering guided or self-guided treks on the Kokoda Trail. PNG Explorers International Tour - PNG Explorers International is an inbound tour specialist in Papua New Guinea, offering culture- and nature-based package tours. Ecotourism Melanesia - Promotes sustainable community-based ecotourism in rural Papua New Guinea. Gives travel information for each province plus recommended places to stay. Online bookings. Kokoda Historical - Offers a range of trekking tours across the Kokoda Track in Papua New Guinea. Aurora Expeditions - An Australian-owned adventure company that runs small ship cruises to the heart of Papua New Guinea and offers activities such as scuba diving. Toogee Treks - Specialist trekking company offering guided and self guided treks of the Kokoda Trail in Papua New Guinea. Kokoda Spirit - Offers trekking expeditions across the Kokoda Trail, and rafting expeditions in other parts of Papua New Guinea. Sepik Adventure Tours - Descriptions and itineraries on Sepik River canoe tours.