Point of view pornography is adult entertainment filmed to look as if the watcher were experiencing the sex act themselves. The term comes from the French voyeur, one who looks. Some are aroused from wetting their diapers, others like messing their diapers. Solo pornography recognized with AVN Awards include the All Alone series and All Natural: Glamour Solos. Pro-am pornography is sub-genre of amateur pornography that refers to professionally made porn that features amateur actors/actresses, often appearing for the first time in a pornographic film. The act may be carried out face to face, or head to tail, with the woman recommended to be on top if she has smaller breasts. For some people, non-penetrative sex is the primary sexual activity of choice above all others. In the 18th and 19th centuries, some European theologians and physicians described it as heinous, deplorable, and hideous, but during the 20th century, these taboos generally declined. What seems clear from the historical record is that much of the lesbian material in pornographic texts was intended for a male readership. Some men also enjoy anal stimulation, with fingers or otherwise, without any prostate stimulation. Some pornographic films use an artificial semen substitute to simulate or enhance creampie shots. Being forced gayporn to wear diapers as a form of humiliation is sometimes a behavior encountered in sexual masochism. His most famous model was Bettie Page, who became the first celebrity of bondage film and photography. Sadism describes sexual pleasure derived by inflicting pain, degradation, humiliation on another person or causing another person to suffer. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. Some people get sexual pleasure by inserting objects, such as urethral sounds, into the urethra , a practice known as urethral play or sounding. While some fantasize about a giantess who is slightly taller than himself, others are interested in giantesses that are hundreds or even thousands of feet tall.