Gilroy Gardens Family Theme Park, often shortened to Gilroy Gardens, is a horticulture-themed amusement park located in Gilroy, California, United States. Designed and built by Michael Bonfante, the park originally opened as Bonfante Gardens in 2001. The 536-acre theme park is owned by the city of Gilroy and operated by Gilroy Gardens, Inc. a 501 nonprofit organization; it features over 40 rides and attractions and is known for its Circus Trees, created by Axel Erlandson.