Consider hiring a private driver or renting a car for the duration of the trip, since many of the destinations are not easily accessible using public transportation. Budget around $500-$800 for a rental car, depending on the type and model of car.
If you have more time in Arcadia, take a trip to the nearby Griffith Observatory or book a guided tour of Hollywood's iconic landmarks. If time is limited, consider skipping one of the listed destinations, like The Walt Disney Concert Hall or The Broad, to allow for more time at other locations, such as the Arboretum.
Arcadia is located approximately 30 miles from the Los Angeles International Airport (LAX) and 22 miles east of the Bob Hope Airport (BUR). BUR is generally less congested than LAX and offers direct flights to many major cities, including San Francisco, Seattle, and Denver.