4-Day Itinerary for Walnut, California

• Day 1: Visit Rainbow Butterfly Park, a tranquil green space with colorful flora and fauna that's perfect for a picnic. Next, head over to Leonard J. DePisa Memorial Park, a neighborhood gem featuring a playground, skate park, and splash pad. End the day with a stroll around the Reaves Park and Community Center, which offers various recreational facilities.
• Day 2: Begin the day at the Via Verde Country Club, where you can play a round of golf or sample the club's delicious food. Continue to the Suzanne Park for a morning hike on its scenic trails. In the evening, take a trip to the Mount San Antonio College for live entertainment or a lecture.
• Day 3: Explore the Walnut Creek Community Regional Park, home to lakes, sports fields, and a stunning wildlife sanctuary. Later, visit the Mount Baldy Resort for skiing and other winter sports. End the day with a visit to Fret House, where local musicians and music enthusiasts come to play a range of instruments.
• Day 4: Visit the Galster Regional Park, a scenic area with abundant trails, playgrounds, and picnic areas. After that, take a trip to the Buddhist Temple of America, which showcases magnificent architecture and serene gardens. Finally, end your trip with some shopping at the Puente Hills Mall.

Time and Costs Estimates

• Rainbow Butterfly Park (1-2 hours, free)
• Leonard J. DePisa Memorial Park (1-2 hours, free)
• Reaves Park and Community Center (1-2 hours, free)
• Via Verde Country Club (2-4 hours, $25-$100)
• Suzanne Park (2-3 hours, free)
• Mount San Antonio College (2-4 hours, prices vary)
• Walnut Creek Community Regional Park (2-3 hours, free)
• Mount Baldy Resort (4-8 hours, $40-$100)
• Fret House (1-3 hours, prices vary)
• Galster Regional Park (2-4 hours, free)
• Buddhist Temple of America (1-2 hours, free)
• Puente Hills Mall (2-3 hours, prices vary)
• Total Estimated Costs: $65-$300

Transportation

Visitors can access Walnut, California via the nearby Ontario International Airport. While renting a car is the most convenient mode of transportation, local buses and taxis are available. Travel times and costs will vary based on the type of transportation selected.

Useful Tips

If you have more time, some must-see attractions in the area include the wonders of the Richard Nixon Presidential Library and Museum, the attractions of an authentic Western cattle ranch at the Cypress Trails, or the variety of shops and restaurants at the Old Town Covina. For those with less time, consider prioritizing some of the city's outdoor offerings, such as the Greenway Trail, or the California State Polytechnic University, Pomona Botanic Gardens.