Most of the destinations are distant from each other and will require a car, with a ride-hailing service such as Uber or Lyft, or driving your vehicle. Parking expenses in LA varies and cost on average is $12 per day.
If you have more time in Vernon, consider stopping by the Exposition Park, which houses the Natural History Museum of Los Angeles, California Science Center, and the famous Rose Garden among other attractions. For an alternative adventure, visit the Griffith Park, go hiking or horseback riding, and museum hopping inside the Los Angeles Zoo and Griffith Observatory.
On the other hand, If you are traveling with limited time, visit Grand Central Market and Orochon Ramen, enjoy the ambiance of downtown LA, and indulge in Asian cuisine.