HIGHLAND, Calif. – November 02, 2026 -- Yaamava' Resort & Casino at San Manuel has kept its AAA Five Diamond designation for a third straight year, and it remains the only casino resort in the United States to hold the rating.

Fewer than 1% of AAA-inspected hotels earn the rating

The designation goes to fewer than 1% of nearly 23,000 AAA-inspected hotels. To earn and keep it, properties go through unannounced evaluations by AAA inspectors, who assess every part of the guest experience, from accommodations and amenities to service.

Highland – – October 14, 2026 -- Martha Stewart's holiday style arrives at Yaamava' Resort & Casino at San Manuel on November 18, when Martha's Forest of Wonder opens as a resort-wide immersive experience. It is designed in collaboration with Stewart and features décor inspired by pieces from her personal collection.