Explore tour themes like ecotourism, Outdoor, Spiritual; or regional destinations like Africa, Asia, Europe - then explore details of over 200 exceptional special interest tours presently available to you.  Make Guardian Travel your number one source for adventure travel, special-interest tours and vacations worldwide. Featuring tour and contact information for the world's leading specialty tour operators around the globe, the list offers details on everything from river rafting in Idaho to art classes in Florence.