Get ready for a unique nocturnal running adventure at the Observatory Loop Relay on Thursday, February 26, 2026, in the heart of Los Angeles, California. This exciting 4-mile trail relay challenges teams of two to conquer the scenic one-mile Observatory Loop, with each runner completing two alternating laps and exchanging a branded baton. Starting at 7 PM, the race transforms Griffith Park into a magical, lit-up course, as all participants are required to wear headlamps, adding an unforgettable element to the experience.

The Observatory Loop itself offers a runner-friendly experience with smooth footing and gradual slopes across the East and West Observatory trails, making it accessible for all ability levels. The start and finish are conveniently located near the playground across from the Trails Cafe on Fern Dell Drive, providing a clear hub for the team exchanges. Typical race day conditions in late February offer pleasant running weather, with highs around 70F and lows around 50F, and only an 8% chance of precipitation.

Beyond the engaging course, the Observatory Loop Relay is renowned for its vibrant atmosphere, encouraging creative team names and costumes with prizes for the best entries. Whether you sign up with a partner or individually to be matched with one, this event promises camaraderie, competition, and a memorable evening under the stars in iconic Griffith Park.