The Glen Helen Amphitheater stands as the largest outdoor music venue in the United States, commanding a 65,000-person capacity across its tiered seating and expansive lawn sections. Nestled in Glen Helen Regional Park in San Bernardino, the venue offers breathtaking views of the San Gabriel and San Bernardino Mountains, creating a naturally stunning backdrop for performances. Originally opened in 1993 as the Blockbuster Pavilion, the amphitheater has evolved through several name changes while maintaining its reputation for hosting world-class artists and major festivals. The venue's design accommodates diverse event types, from massive rock concerts to multi-day festivals, with flexible event spaces and modern amenities. Its orchestra, box, and loge sections provide 10,902 reserved seats, while the lawn area offers first-come, first-served seating for over 54,000 guests. The amphitheater operates seasonally from April through November and has earned recognition for excellent sound production and organization. Accessible seating is available throughout the venue, and concessions offer standard fare alongside complimentary sodas for designated drivers. The combination of natural beauty, expansive capacity, and versatile programming has solidified Glen Helen's position as a cornerstone of Southern California's live entertainment landscape.