Tattoos have been adopted by people world over. In Japan people wear facial tattoos and it is quite common among people of South America and North America. Though there is some taboo associated with tattoos but still tattoos are quite popular world over. The word tattoos has been derived from Samoan word 'tatau'. Tattoo fans refer to tattoos as ink, tats, work or art and the tattooists are referred to as artists. Tattoos have become so popular that now mainstream galleries are holding exhibitions of tattoo designs and tattoo pictures. Tattoo designs displayed on shops are called shops.