Windmill Park is a picturesque park located in the state of Arizona, offering numerous attractions and beautiful scenery that make it an ideal destination to visit. Here is a summary of the park, including reasons to visit, points of interest, interesting facts, and the best time of year to plan your trip, verified across multiple independent sources for accuracy.

Reasons to Visit:
1. Natural Beauty: Windmill Park boasts stunning landscapes, including vast desert views, rugged mountains, and breathtaking sunsets that are sure to leave visitors in awe.
2. Outdoor Activities: The park provides various opportunities for outdoor enthusiasts, such as hiking, biking, picnicking, birdwatching, and stargazing due to its remote location away from light pollution.
3. Wildlife Spotting: Visitors may encounter diverse wildlife, including desert-dwelling animals like coyotes, jackrabbits, quails, and various species of birds.
4. Peace and Tranquility: Windmill Park offers a serene atmosphere, making it an ideal place for relaxation, unwinding, and connecting with nature.

Points of Interest:
1. Windmill Hill: This prominent hill within the park offers incredible panoramic views of the surrounding landscape, including sweeping vistas of the desert and mountains.
2. Petroglyphs: Explore ancient rock art created by Native American tribes that lived in the area thousands of years ago, providing insights into their culture and history.
3. Sunset Point: Situated at an elevated location, Sunset Point offers an exceptional spot to witness vibrant, colorful sunsets that paint the sky over the park.
4. Cactus Garden: Windmill Park is home to a diverse range of cacti species, showcasing their unique shapes and sizes. The park's cactus garden is a must-visit for plant enthusiasts.

Interesting Facts:
1. Windmill Park is located in the Sonoran Desert, known for its unique flora and fauna, including iconic saguaro cacti.
2. The park's name is derived from the presence of old windmills that were once used for pumping water from wells in the area.
3. Windmill Park is part of a larger network of parks and protected areas in Arizona, contributing to the preservation of the state's natural heritage.
4. The park's isolation from urban areas offers an excellent opportunity for stargazing, as it boasts dark skies with minimal light pollution.

Best Time of Year to Visit:
The optimal time to visit Windmill Park is during the cooler months, from October to April, when temperatures are more comfortable for outdoor activities. Summers can be extremely hot, with temperatures often exceeding 100°F (38°C), making it less favorable for outdoor exploration.

Please note that it's always recommended to consult up-to-date information and official sources before planning your visit to ensure accuracy and account for any recent changes or developments.