Have a rocking time at the annual Rock 'n' Roll Running Race, which will feature live bands along the course. Opt to participate in the 5k, half marathon, or full-marathon race. This is a unique way to consider exploring the city, as the race will begin at Balboa Park and travel through eight popular neighborhoods before ending in Downtown San Diego. Registration prices are $75 for the 5k, $129 for the half marathon, and $139 for the full marathon; you can register online. Registration includes a T-shirt, gear bag, a finisher medal, and a complimentary beverage upon race completion.