Kids playing at San Diego.

Autumn is the best time to visit San Diego and explore its colorful events, festivals, and Halloween celebrations. Here are the top 10 reasons to start your adventure there.

1 Children Play for Free Those who travel with children will be delighted to join the “Kids Free San Diego” promotion throughout October. Many hotels and restaurants will offer specials. All the major attractions in the city, such as San Diego Zoo and Legoland California, along with more than 30 area museums and attractions, will offer free admission to children in October.