Most of these tours are billed as "journeys of the mind" to distinguish them from travel agent itineraries. Sometimes they are even more closely identified as science & technology tours, nature tours or antiquity tours.
為了有別於旅行社的行程，以達市場區隔的功效，大都標榜「知性之旅」，有些甚至更細分為科技之旅、大自然之旅、探古之旅… … 等，琳琅滿目。