It’s important to note that the G-spot is “the whole zone of the top of the vaginal wall, which is basically a part of the clitoral network,” says Tara Suwinyattichaiporn (aka Dr. When stimulated through penetrative sex or play, this almond-size zone swells and becomes tingly. For those who don’t know, the G-spot, or Grafenberg spot, is that magical area located about an inch inside the vaginal opening on the anterior (front) upper wall, closest to your tummy.