The Glen Helen Amphitheater (originally Blockbuster Pavilion and formerly Hyundai Pavilion and San Manuel Amphitheater) is a 65,000-capacity amphitheater located in the hills of Glen Helen Regional Park in San Bernardino, California. It is the largest outdoor music venue in the United States. The orchestra, box, and loge sections seat a combined 10,902 people, and the lawn section seats 54,098. It opened in 1993. The amphitheater's concert season begins in March and ends in November, for the winter season.