I WAS DRIVING AT APPROX 35 MPH APPROACHING A CURVE IN THE ROAD. I APPLIED THE BRAKES, THE CAR FISHTAILED AND SLID SIDEWAYS OFF THE ROAD, DOWN AN EMBANKMENT. THE CAR THEN TURNED HEADING IN THE OPPOSITE DIRECTION, I HIT A MAILBOX, THEN A PHONE POLE. THE ENTIRE TIME MY FOOT WAS ON THE BRAKE BUT THE CAR WAS NOT SLOWING AND CONTINUED TO ACCELERATE. THE CAR THEN WENT BACK UP THE EMBANKMENT, HIT ANOTHER MAILBOX AND CONTINUED DOWN THE ROAD FOR A VERY LONG DISTANCE WITHOUT SLOWING WHILE MY FOOT WAS ON THE BRAKE. STEERING WAS NOT RESPONDING, THE CAR KEPT ACCELERATING. I PUT IT IN NEUTRAL, NO HELP, THEN FINALLY SLAMMED IT IN PARK AND PUT THE EMERGENCY BRAKE ON TO STOP THE CAR. *TR