Pasadena, California will host Cheeseburger Week from January 26 to 31, 2026, celebrating the birthplace of the cheeseburger. The event marks key milestones including Route 66’s centenary and Colorado Boulevard’s 150th anniversary. Featuring burger crawls, dining specials, heritage showcases, and family-friendly activities, the week highlights Pasadena’s culinary legacy and its growing appeal as a food-focused travel destination.