It is his prostate gland, felt through the front wall of his
rectum. "That's partly why men find anal stimulation pleasurable,"
says Beverly Whipple, Ph.D., president of the American Association
of Sex Educators, Counselors and Therapists. Intrepid enough to
find it? Either insert your finger into his anus, or push up from
the outside on the area between his scrotum and rectum.
I had realised their g-spots much earlier but nvr had a chance to
share wif gals coz i dunno how to explain... now i found the
article which can help me share wif u all 
so its not the pumping and mouth going up and down the way to make
the men have orgasm... 