For those couples who make no bones having a wild moment of sex. This sex-position calls for a good deal of flexibility, by no means less pleasurable. As sex-partners lie down lengthwise with heads on opposite directions, he lifts one of her legs up entering her from a tight angle. It enables him to stimulate her vagina's anterior wall, therein lies her G-spot. However demanding as far as sex-acrobatics go, this sexual-position would heighten sex-arousal in any self-proclaimed Casanova.