Grant Rea Park is located in the city of Montebello, California, and is a popular destination for both locals and tourists. The park features a wide array of recreational activities, including playgrounds, sports fields, picnic areas, and walking trails. It is also home to a large lake that is open for fishing and boating.

One of the main points of interest at Grant Rea Park is the Montebello Barnyard Zoo. This small petting zoo has a variety of animals, including pigs, goats, chickens, and rabbits, and is a great place for families with young children. Another popular attraction is the park's amphitheater, which hosts concerts and other events throughout the year.

In addition to its recreational opportunities, Grant Rea Park also has a rich history. The park is named after Grant Rea, a local businessman and philanthropist who donated the land to the city of Montebello in 1942. The park was also the site of a Japanese American internment camp during World War II.

The best time of year to visit Grant Rea Park is in the spring or fall, when the weather is mild and the park is less crowded. However, the park is open year-round and offers activities for visitors of all ages and interests.