Himalaya Arirang Trek Pvt. Ltd. arrange all adventure activities in Nepal. What is adventure? An adventure is defined as an exciting or unusual experience; it may also be a bold, usually risky undertaking, with an uncertain outcome. The term is often used to refer to activities with some potential for physical danger, such as skydiving, mountain biking and or participating in The term also broadly refers to any enterprise that is potentially fraught with physical, financial or psychological risk, such as a business venture, a love affair, or other major life undertakings. Adventurous experiences create psychological and physiological which can be interpreted as negative or positive for some people, adventure becomes a major pursuit in and of itself.