The Eastern Desert is a popular setting for safaris and other excursions. Unimogs are used as tourist transport for jungle ecotourism or safaris. Helicopter tours and safaris help offset the costs of this service. Activities include hiking, kayaking, walks through glacier caves and snow-scooter and dog-sled safaris. Wildlife jeep safaris are available on 3 tracks. Most are open to the public, and tourists commonly take sightseeing safaris. Botswana's principal tourist attractions are its game reserves, with hunting and photographic safaris available. No safaris in Africa or chalets in Switzerland. Kilimanjaro Night Safaris only ran during that initial holiday season. West of Sesfontein, the Hoanib Valley belongs to the concession area of Desert Adventure Safaris. The main tourist attractions are photo safaris through the 60 national parks and game reserves. They created numerous large reserves for hunting safaris. In 2003, Dreamworld further expanded its wildlife offerings by running after hours "Sunset Safaris". It is one of the best-known national parks in Africa for walking safaris. Desert safaris on camels have become increasingly popular around Jaisalmer.