Sphering, also known as zorbing, is an activity that involves rolling down a hill in a large, inflatable ball. There are various synonyms for the word sphering, which include globe-riding, orbining, and sphere-rolling. While the term "sphering" is commonly used in Australia and New Zealand, other countries may refer to the activity with different names. For instance, in the United States, it is often called zorbing, while in Japan, it is known as "downhill ball." Regardless of the name used, sphering can be an exciting and thrilling activity for many, as it allows participants to experience a unique and exhilarating form of adventure.